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Mathematics Questions and Answers March 31, 2022

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The table defines the observed data values and the corresponding predicted values, based on a line of fit. Observed Predicted 7 7.15 7 10.11 12 10.11 13 13.07 18 16.03 24 24.91 29 27.87 33 33.79 How many negative residuals does the data set have? How many positive residuals does the data set have

Answer questions 1-20. please show explanation SECTION 11.4 Fundamentals of Probability 627 TABLE 11.4 Empirical Probabilities of Heads as the Number of Tosses Increases Number of Number of Empirical Probability of Tosses Heads Observed Heads, or P(H) 10 4 P(H) = 10 = 0.4 50 27 P(H) = 30 = 0.54 100 44 P(H) = 100 = 0.44 1000 530 P(H) = 10 = 0.53
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Find95% Confidence Interval - Average Length of Stay Measured in Days - All Clients Average Length of Stay n=36 Average Length of Stay Standard Deviation Sample Size Confidence Interval Margin of Error Upper Bound Lower Bound Max Min Range Lower 95% Confidence Limit Average Upper 95% Confidence Limit Client # Total Number of Days Gender (Male and

What data are shown in the frequency distribution and why might it be of interest? Include the size of the classes, noting if they are of a consistent size or not. Also include a conclusion that could be made from the frequency distribution.

What does it mean if your F-ratio results in a 1? The variance within the groups is not the same amount as between the groups and the result is not just chance The variance within the groups is the same amount as between the groups and the result is just chance The variance within the groups is the same amount as between the groups and the result

2. (01.03 MC) The time, in minutes, it takes a random sample of 25 workers to complete a specific task is displayed in the histogram. 10 00 6 Number of Workers 2 0 0-5 6-10 11-15 16-20 21-25 26-30 31-35 36-40 41-45 46-50 51-55 56-60 Time, minutes It was determined that the largest observation, 55 minutes, is an outlier, because Q3 + 1.5(Q3 - Q1) =
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A Ferris wheel car moves from point C to point D on the circle shown below: What is the arc length the car traveled, to the nearest hundredth? 7.91 feet 8.32 feet 10.99 feet 11.89 feet \f
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A quiz consists of 10 true-false questions. For a student who didn't study and randomly guesses on all the questions, compute the following probabilities using the binomial formula (show all work and round final answer to four decimal places) What is the probability of getting at most one question correct?

Use the diagram below to answer problems 111}. . Name a diameter. . Name a" radii. . Name a" chords. . Name two tangents. . Name a secant. . Name two points oftangency. . How many tangents could be drawn containing M and Cl? Explain your answer. 8. How many secants could be drawn containing M and Q? Explain your answer. 9. Explain why DE is not a
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the results of a survey in which 2566 adults from Country A, 1100 adults from Country B, and 1093 adults from Country C were asked if human activity contributes to global warming. Adults who say that human activity contributes to global warming CountryA-68 % CountryB-89 % CountryC-95 % 1- Construct a 99 % confidence interval for the proportion of

Amalgamated products which produces chemical materials has the following demand pattern for one of its key products. Weekly demand data is show below: Week Demand 1 1000 2 1050 3 1100 4 1300 5 1420 6 1350 7 1500 8 1430 9 1600 10 1540 11 1700 12 1620 13 1900 14 1810 15 2100 Apply the Holt's Model in forecasting the demand for period 16 What are the

An ice cream vendor sells three flavors: chocolate, strawberry, and vanilla. Forty five percent of the sales are chocolate, while 30% are strawberry, with the rest vanilla flavored. Sales are by the cone or the cup. The percentages of cones sales for chocolate, strawberry, and vanilla, are 75%, 60%, and 40%, respectively. For a randomly selected

Probability and Statistics (Answer up to 7th decimal point**) And please give the answer step-by-step as I want to know how to calculate the answer, thanks. Q7. (16%) A study was conducted to find out how certain disease may affect the blood pressures of patients in various age groups. Randomly selected samples of 80 patients with the disease were

Consider the following process: ( 1 1 . 4 B + . 6 B 2 ) Z t = ( 1 . 8 B ) a t Find the autocorrelation function, ACF k Find the partial autocorrelation function, PACF k k for k = 1, 2, 3 Find the autocovariance generating function

Precursor de la Teora de la Jerarqua de Necesidades, la cual propone cinco necesidades: fisiolgicas, de seguridad, sociales, de estima y de autorrealizacin, de modo que, conforme se satisfacen las de un nivel, se vuelven dominantes las del siguiente. Pregunta 11Respuesta a. Clayton Alderfer b. Douglas McGregor c. Abraham Maslow d. Frederick

A random sample of 64 customers is selected to analyze their waiting time at a restaurant. The sample statistics are computed as follows: the sample mean xbar=3.21 minutes and the sample standard deviation s = 0.8 minutes. Test at the 5% significance level the alternate hypothesis that the average waiting time mu of all customers is longer than 3

allUfone 4:33 AM @ 36% Assessment#6, 22-08-2020, P... INSTITUTE OF BOY MINESS MANAGEMENT College of Computer Science & Information System Assessment # 6 Program: BBA Course Title: QS & MS Section:M-7111 Faculty: Laiq Muhammad Khan Date: August 22, 2020 Submission Time: Duration of 40 minutes from starting time Total Marks: 10 Instructions: Read
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What is the level of measurement for blood alcohol level? Group of answer choices Interval Nominal Ordinal Ratio

content area bottom Part 1 (a) The probablility that you like both songs is 0.028. (Round to three decimal places as needed.) Part 2 Would it be unusual for you to like both of the songs

What is the likelihood that someone else at random would have the alleles 10 and 13 for the CSF1PO STR? Allele Frequencies THO1 TPOX CSF1PO 5: 1/200 8: 1/2 9: 1/40 6: 1/4 9: 1/8 10: 1/5 7: 1/6 10: 1/18 11: 1/3 8: 1/7 11: 1/5 12: 1/3 9: 1/6 12: 1/20 13: 1/10 9.3: 1/3 14: 1/50 10: 1/100 What is the likelihood that someone else at random would have

I need help with this Find ax2 ay2 axay and ayax f( x, y) = ex + 5y 2x2 asf = ay2 2zf axay azf ayax Evaluate them all at (1, -1) if possible. (If an answer is undefined, enter UNDEFINED.) a2f (1, -1) = azf (1, -1) = azf axay _(1, -1) = 2zf ayax (1, -1) =
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The Ebola virus disease (EVD) case fatality rate is around 30% among West African unvaccinated patients.In the problem below, assume that the probability of death due to EVD is exactly 30% (i.e., p=0.3), and that the fatality probability is constant across all individuals infected with the virus at any time. (a)Find the exact probability that 4

El apartado de (rubro/criterio juridico/ narracion de los hechos/ datos de identificacion del asunto/ justificacion) comprende el nmero de tesis, el rgano jurisdiccional que la dict y las votaciones emitidas al aprobar el asunto y, en su caso, en relacin con el criterio sustentado en la tesis

(a) Sketch the region whose net area is represented by this integral. (b) Estimate the value of the definite integral using 3 rectangles; use the right-hand endpoints to compute the rectangle heights. (c) Estimate the value of the definite integral using 3 rectangles; use the left-hand endpoints to compute the rectangle heights. (d) Estimate the
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I need answers A survey of students, randomly asked which device, if any, is their choice to learn online. Use the three set Venn Diagram summary to answer the questions below; write final answers only. laptop cell phone 10 12 50 8 48 19 3 iPod #1) How many students participated in the survey? #2) How many students used an ipod as one of their
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Help please fast Problems 1-5 are 18 points each and problem 6 is 10 points. 1) Using the definition (and not the list of basic series) give the Taylor series for f (x) = cos x centered at -. Explicitly give the coefficients for term up to (x - -) and also give using summation notation
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The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 53 ounces and a standard deviation of 7 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 68% of the widget weights lie
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Read the article "Hate Online: A content anaWhat general category of sampling would the technique used in the study fall under? Group of answer choices probability sampling non-probability sampling neither probability or non-probability samplinglysis of extremists internet sites" (a full citation is available with the instructions in the Content

Use the technology display, which results from the head injury measurements from car crash dummies listed below. The measurements are in hic (head injurycriterion) units, and they are from the same cars used for the table below. Use a 0.10 significance level to test the given claim. Test the null hypothesis that head injury measurements are not

For a sample of 12 offenders convicted of weapons violations, the length of prison sentence in months was recorded as: 6 6 2 12 36 48 60 24 24 20 18 15 What percentage of the prison sentence would be expected to count less than 24 months? (Round off to two decimal places if necessary)

In a study to determine the relationship between ambient outdoor temperature and the rate of evaporation of water from the soil, measurements of the average temperature inoC and evaporation in millimeters per day were taken for 10 days. The researcher believes that the rate of evaporation (the response variable) is linearly related to the ambient

A company that holds the DVDdistributionrights to movies previously released only in theaters wants to estimate sales revenue of DVDs based on box office success. The box office gross (in $millions) for each of 22 movies in the year that they were released and the DVD revenue (in $millions) in the following year are shown below and stored in Movie.

Which of the following is true of bar graphs? They divide a whole circle, or "pie" into "slices" that represent relative percentages. They use bars to display a frequency distribution for a quantitative variable. They use a separate and distinct bar for each piece of information. They use a line to represent the distribution of frequencies of

Please help Use the price-demand function below, to answer parts (A), (B), and (C). (C) Choose the best graph of the revenue function using the points from the table. p(x) =85 - 3x 1SXS 25 O A. O B. (A) What is the revenue function? Ay Ay 700- 700- R(x) = What is the domain of the revenue function? O A. [0,600] 25 30 O B. [0,85] O c. OD. O C.
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A newspaper article claimed that the afternoon hours were the worst in terms of robberies and provided the graph to the right in support of this claim. Explain how this graph is misleading. A bar graph titled "Hourly Crime Distribution (Robbery)" has a vertical axis labeled "Percent of Robberies" from 0 to 25 plus in increments of 5 and a

in R, For each month of the year, find the mean, median, and standard deviation for the total volume of avocados sold. Next, create a new statistic: the coefficient of variation, which is the ratio of the standard deviation to the mean. This new statistic should also be included in your Q3 object. You want this information for all regions EXCEPT

Multivariable Calculus Question 2. (10) Let r(t) = (t, cosht). The curve described by r is a catenary, as shown in the figure (the lower curve). Recall the following basic facts about the hyperbolic functions: cosht = ete 2 , sinht = erect cosh t - sinh t = 1, at cosh t = sinht, at sinht = cosh t. (a) (6) Compute the unit tangent vector T(t) and
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(a). In terms ofz, what is the value of the middle entry in the bottom row of the addition pyramid to theright? (b). Use the third row tofind, in terms ofz, the value of the second entry in the second row. (c). Which of the following is a valid equation for the additionpyramid? \f
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Suppose eighty percent of accidents occur within 10 miles of home. Therefore, it is safer not to drive within 10 miles of home. Question content area bottom Part 1 Discuss the statement and tell what possible misuse or misinterpretation may exist. Choose the correct answer below. A. The statement is not valid because people may drive within 10

Write a ministerial brief of no more than 200 words containing no more than three graphs on whether you can confidently recommend investing in the Bitcoin andTLS.Each student within a group has to comment on a different comparison \fin _--E 51_E_m 51 m i' 57 "mm-En 5:1 "mm 59 "mm m "mm-m 1M5 EMS 66 "mam 6? mm 63 "mmm as "mmm m "Emma: T1 mum-an n
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T/F Cost and availability are crucial elements in the choice of a data collection technique.

Regression analysis was applied between demand for a product (Y) and the advertising cost of the product (X), and the following estimated regression equation was obtained. Y = 120 + 10 X Based on the above estimated regression equation: if advertising is increased by $1, then demand is expected to decrease by 10 units if advertising is increased

do it fast Using Your Skills in Applications 7. A person's systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person's age, in years. The equation: P = 0.005y2-0.02y+120 givesa person's blood pressure, P, at age y years. a. Find the systolic pressure, to the nearest tenth of a millimeter, for a person of age
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On veut comparer la variabilit de deux procds. Deux chantillons alatoires indpendants donnent les rsultats suivants : Procd A : n 1 = 18,(x-bar) x 1 =1,5, x i1 2 = 90 Procd B : n 2 =22 , ( x-bar) x 2 = 2,0 x i2 2 = 160 Testez, au seuil de signification de 0.05 , l'hypothse selon laquelle les deux procds ont la mme variance.

The manufacturer of a new line of ink-jet printers would like to include as part of its advertising the number of pages a user can expect from a print cartridge. A sample of 10 cartridges revealed the following number of pages printed 2698 2028 2474 2395 2372 2475 1927 3006 2334 2379 How do I Develop a 95% confidence interval for the population

for the following alternating series (1 point) For the following alternating series, id -1i+;;+ "=1" 10 100 1000 how many terms do you have to go for your approximation (your partial sum) to be within 0.001 from the convergent value of that series
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If someone asked you, "What's the square root of 3.2?", you'd likely reach for your phone and activate the "Calculator" app. But how does the Calculator find that square root? In fact, many common functions (like the square root) are evaluated using series expansions. This week, you'll learn about the most common types of series expansions (and
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The first four questions ( 1 to 4 )refer to the following: Suppose we have the following facts about customers at a bakery: 44%of customers buy bread 25% of customers buy a cupcake 58%of customers buy bread or a donut 11%of customers buy bread and a cupcake 8% of customers buy bread and a donut 10%of customers buy a cupcake and a donut 5%of

ANALYSIS The data analysis should proceed in steps. For each of the surfaces separately, 1. First, examine the temperature measurements. Are the repeated measurement reasonably consistent with each other? Do any of the data points look out of place? If you choose to delete one or more data points, then explain why you believe this to be an

In this question, you will solve the following non-homogeneous second-order differential equation with constant coefficients: (d^2/dx^x)y(x)+8(d/dx y(x))+16y(x)=-4exp(4x) First find the solution y H ( x ) to the homogeneous equation. (Note:You must use capital A and capital B as your constants of integration.)

content area top Part 1 Suppose you just purchased a digital music player and have put 9 tracks on it. After listening to them you decide that you like 2 of the songs. With the random feature on your player, each of the 9 songs is played once in random order. Find the probability that among the first two songs played (a) You like both of them.

San Antonio, Texas, tiene un sistema en el que los nombres de los tres principales solicitantes de ascenso se envan al jefe de polica, quien luego selecciona a uno de los tres para que sea el nuevo capitn. Este sistema utiliza: a. Un puntaje de aprobacin. b. La regla de tres. c. Bandas. d. Seleccin de arriba hacia abajo

How often R attends religious services Frequency Percent Valid Percent Cumulative Percent Valid NEVER 446 30.5 30.7 30.7 LT ONCE A YEAR 97 6.6 6.7 37.3 ONCE A YEAR 185 12.6 12.7 50.0 SEVRL TIMES A YR 135 9.2 9.3 59.3 ONCE A MONTH 94 6.4 6.5 65.8 2-3X A MONTH 114 7.8 7.8 73.6 NRLY EVERY WEEK 50 3.4 3.4 77.0 EVERY WEEK 250 17.1 17.2 94.2 MORE THN

B1. (a) State (but do not prove) the Neyman-Pearson lemma. [3] The random variable X has the following probability density function e f(z;0) = o where z > 0, 6 is a unknown parameter (with 6 > 0) and T'(d) = [;y*'edy. (b) Under the assumption that one observation of X is to be made, derive the most powerful test of size o (where 0 17 Justify your
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(1) Demand per hour for gasoline at a local station is normally distributed with a mean of 875 gallons and std deviation of 55 gallons. What is the total expected demand for gasoline for 3 hours?

Help solve. A battery company manufactures batteries that the CEO claims will last an average of 300 hours under normal use. A researcher randomly selected 22 batteries from the production line and tested these batteries. The tested batteries had a mean life span of 288 hours with a standard deviation of 53.4 hours. Do we have enough evidence to
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The question is the picture The weighted voting systems for the voters A, B, C, ... are given in the form (q: W. W2. W3. W. .... W) . The weight of voter A is w, the weight of voter B is wy, the weight of voter C is w,, and so on. Calculate, if possible, the Banzhaf power index for each voter. Round to the nearest hundredth. (If not possible,
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I need help with this Calculate of of Of and of when defined. (If an answer is undefined, enter UNDEFINED.) ax ay ax (1, -1) ay (1, - 1 ) f ( x, y) = xy2 + xy2+ 4xy of ax Of ay = of S ax (1, -1) of ay (1, -1)
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In a prospective study the ration of the proportion of the characteristic in the treatment group and the proportion in the control group is which of the following? A)Odds B)Absolute Risk C)Relative Risk

Answer the following Webassign.net 2. [2.2/4 Points] D X Course Hero X + webassign.net/web/Student/Assignment-Responses/submit?dep=25519194&tags=autosave#question 195 Apps 2018 Florida DMV P... New Tab Feds Online G mawista - Google S... P Financial Software a.. SF Business Adm The graph of a function f is given. Use the graph to estimate the
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The assumptions for the Wilcoxon Signed Ranked Test is (are) 1 point normality simple random samples distribution of the differences of the data should be bell shaped simple random samples and distribution of the differences of the data should be bell shaped only

9) It is learned that the mean weight for German shepherd dog is 78.45 pounds. It is also learned that the population standard deviation is 11.57 pounds. If the sample size is 180 dogs, then find the probability that a sample will have a mean that differs from the true mean by less than 2 pounds

Let x represent the full height of a certain species of tree. Assume that x has a normal probability distribution with mean 75.8 ft and standard deviation 41.8ft. You intend to measure a random sample of n = 161 trees. The bell curve below represents the distibution of these sample means. The scale on the horizontal axis is the standard error of
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Provide a background of the company before and after restructuring. You should discuss about the principal activities and executive directors of the company before and after the restructuring in the background discussion. (5 marks) XingHe Holding Berhad, Malaysia company

Calculate the value of a one time 623.00 investment after one year at a rate of 3.5% compound interest

What is the answer to the difference as I have already figured out the null and alternative hypothesis this is a homework question i am having trouble with Researchers wanted to compare the effectiveness of a water softener used with a ltering process to that of a water softener used without filtering. Ninety locations were randomly divided into
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Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean =131days and standard deviation = 12 days What is the probability a random sample of size 15 will have a mean gestation period within 11 days of the mean?

Homework help (1 point) In 2002 the Supreme Court ruled that schools could require random drug tests of students participating in competitive after-school activities such as athletics. Does drug testing reduce use of illegal drugs? A study compared two similar high schools in Oregon. Wahtonka High School tested athletes at random and Warrenton
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A random sample of size100is selected from a population with p=.40. a. What is the expected value of p-bar(to2decimals)? b. What is the standard error ofp-bar(to4decimals)? c. Show the sampling distribution ofp-bar. p-barto 4 decimals) E p-barto 2 decimals)

Supposed that I claim that the population mean height of Malta College students exceeds 65 inches. How can I test this claim? H0 = Null Hypothesis H1 = Alternate Hypothesis This is the entire question and I am a little confused as to where I should start. Any help would be greatly appreciated!

Hi, I need help with a statistics assignment related to excel. Properties sold in Melboune Property Location 3 1 8 1 28 1 29 1 30 1 31 1 34 1 37 1 45 1 47 1 51 1 54 1 55 1 56 1 57 1 58 1 60 1 61 1 62 1 64 1 65 1 70 1 73 1 74 1 75 1 77 1 78 1 81 1 85 1 87 1 90 1 91 1 94 1 96 1 100 1 102 1 103 1 104 1 105 1 108 1 109 1 114 1 118 1 128 1 4 2 Age Land
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Most airline and GA accidents result from __________. Group of answer choices mechanical problems adverse weather errors committed by the flight crews/pilots maintenance

Statistics Q2. An automotive part must be machined to close tolerances to be acceptable to customers. Production specifications call for a maximum variance in the lengths of the parts of .0035. Suppose the sample variance for 20 parts turns out to be s' = 0.005. Use a = 0.1 to test whether the population variance specification is being violated.
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A company that manufactures computer chips wants to use a multiple regression model to study the effect that the variables x = daily production volume (in 1000's of units) x, = daily amount of time involved in production (in hours) have on y= total daily production cost (in 1000's of dollars). If a regression model is estimated using 185
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Identify the letter name, quantity, quality, and distributed terms. Categorical Proposition No vampire movies are films without blood. Letter Name: A Letter Name: E Letter Name: I Letter Name: 0 Quantity: universal Quantity: particular Distributed Term: subject Distributed Term: predicate Distributed Term: subject and predicate Distributed Term:

Sir. Aaron Gladish Questions 8 - 9. Use this information to answer questions 8 - 9. The Standard & Poor's Index consists of stocks for 500 U.S. companies. The daily volume in millions of shares traded for each trading day in 2018 has the following five-number summary: Min 1417 Q1 2928 Median 3306 Q3 3687 Max 6466 Before you start, make sure you
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1. For a population with = 100 and = 10 what z score corresponds to a score of X = 120; X = 90; X = 125? 2. A student scores 82 on a test where the scores are normally distributed and mean score is 57 and the standard deviation is 17. What is the student's score when the distribution is rescaled to a mean of 50 and a standard deviation of 10? 3. A
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For the following observed and expected frequencies: Observed 27 39 35 32 38 42 Expected 19 41 44 25 44 32 Test the hypothesis that the distribution of the observed frequencies is as given by the expected frequencies. Use the a =0.05 level of significance and the -value method with the TI-Plus calculator. (a) State the null and alternate

Use statistical language to describe the scatterplot Can we use "Animal Longevity" (average life span in years) to predict "Gestation" (average pregnancy length in days)? Consider the scatterplot below of the longevity and gestation of 21 different types of animals. Note that the Kangaroo has the shortest longevity of 5 years and the elephant has

Medicine given to patients works as follows: the molecules of the medicine interact with the body exponentially with the amount of molecules remaining decaying at an exponential rate. Imagine a dosage of medicine administered to a patient at a level of 6 mg/mL. This medicine has a half-life of 3 hours. This means that after 3 hours, 3 mg/mL will

Budgets are used for planning, control, organising and which other important role? Select one: a. Reprimand b. Nice to know information c. Discipline d. Motivation Question 2 Not yet answered Marked out of 1.00 Not flaggedFlag question Question text True or false: Inferential statistics is concerned with making interpretations and predictions on a

Suppose that heights of 10-year old boys vary according to a Normal distribution with = 138 cm and = 7 cm.What proportion of 10-year old boys is less than 140 cm in height? Can my answer be checked please. 0.61245152

Can you help with this question? D Question 13 10 pts An insurance company wants to determine what proportion of its customers would be interested in a new type of life insurance. How many customers should the insurance company sample so that the sample proportion obtained will be within .03 of the population proportion with 90% confidence? (Round
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Twenty-five randomly selected students were asked the number of movies they watched the previous week. The results are as follows: MOVIES 0 1 2 3 4 FREQUENCY 5 9 6 4 1 Find the approximate sample standard deviation

13. The frequency table below summarizes the times in the last month that patients at the emergency room of a small-city hospital waited to receive medical attention. Walny Iima Frequency Less than In minutes AI Ieasl In bul less 11194120 minutes 5 24 AI leasl 20 bul lass hen 30 minutes 45 Alham30bullessman40 minutes 33 19 T 2 AI leasl 40 bul less
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Please help me check if my answer is correct, and show method to explain! Minimize W= 2y1 + y2 + 3/3 92 46 subject to: y1 + y2 + y3 2 10 The minimum is w = 3 when y1 = 3 . 12 = 0 , and y3 = 0. 3y1 + 12 2 46 (Type integers or simplified fractions.) with y1 20, y2 20, y3 20
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Question 7 [10 marks] A typical houseplant produces oxygen (from carbon dioxide) in varying amounts, depending on the amount of light and water. Suppose a medium Norfolk Island pine produces 7.5 mL of oxygen per hour when exposed to normal sunlight. Thirty-five Norfolk Island pines are selected at random, and the oxygen output is carefully

Which of the following terms are included in a 95% confidence interval for a mean found from a sample of 25? Group of answer choices The mean T value for a df of 25, at two tail .05 The standard error of the mean All of these are used Only a and c

Research has shown that wives of soldiers who deployed for less than 11 months had an 18% higher rate of suffering from depression compared to wives whose husbands did not deploy and 24% higher when the deployment was greater than 11 months. Group of answer choices True False

Suppose X ~ N (2,4). What value of x has a z -scoreof0.72? (Enter an exact number as an integer, fraction, or decimal.)

Please see the below and advise the best answer, thanks. Solve for k C= 7/4 (k-23) The solution is k= ____C + _____ Simplify your answers. Type an integer or a fraction

Optimal Calculus problems. Thanks for your help. Problem Cans of soft drinks are made from aluminum. Due to the soaring prices, the beverage company executives are looking for all possible cost-cutting measures. You are being asked to find a way to redesign the traditional can to decrease cost as much as possible. The manufacturer fills the

The scatter plot shows the time spent texting and the time spent exercising by each of 24 students last week. Also shown is the line of best fit for the data. 2 Fill in the blanks below. 13 12 11 10 Time spent 9 exercising X X (in hours) xX X X Xx X X 10 11 Time spent texting (in hours) (a) For these 24 students, as the time spent texting
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content area top left Part 1 The given data represents a frequency distribution of the F-scale intensities of recent tornadoes. Use the frequency distribution to construct a frequency polygon. Does the graph suggest that the distribution is skewed? If so, how? . . . Question content area top right Part 1 Tornado F-Scale Frequency 0 26 1 18 2 3 3 2

A certain intersection has an average of 2 traffic accidents per month. What is the probability that exactly 5 accidents will be observed one month
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Which of the following statements is false? Group of answer choices In a normal distribution, the mean, median, and mode are the same. In a normal distribution, most scores cluster around the center. In a normal distribution, there are an equal number of low and high scores. In a normal distribution, everyone is healthy

Heights of fourth-graders are normally distributed with a mean of 52 inches and a standard deviation of 3.5 inches. Find the probability that a randomly selected fourth- grader is taller than 55 inches. O 80% O 23% O 19.6% 0 55%
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Review the "Methods" section of the Reysen & Reysen paper from this week, and address the following discussion prompt: is the procedure sufficiently detailed so that you could conduct a replication of this study? Explain

Can you tell me if my process is correct? Can you also provide me with a sound way to describe this process and what it would look like on SPSS? My process is below. Using the stratified random sampling ten groups of 60 participants will be chosen, for a total of 600 participants.For the survey a Chi-Squared test will be used. The degrees of

Find the critical value. Round the answer to three decimal places. For a=0.01

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