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Mathematics Questions and Answers April 05, 2021

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https://www.ted.com/talks/david_mccandless_the_beauty_of_data_visualization?subtitle=en It's an interesting talk, and I encourage you to watch it when/if you have time. For the purpose of this question, though, fast-forward to about 12 minutes in. Looking at the speaker's representation of herbal remedies, their efficacy, and popularity, there's a

Obtain the intersection and traffic in a puce of paper please 1, SV 3X - V2y = 2130 QVR X + V39 = 12 ( 2) 13 ( V 3 x - VZ y = ?V3 ) 1 12 ( 2V 2 x + V3 y = V2) 3x - Voy = 6 2( 2) x + Vay = 2 4 x + Vog = 2 3 x - Vag tux+ vog = 612 13( 8 ) -day - 213 3 x - Voy + ux ney = 8 -by = 213 = 313 3 x+ 4x = 8 By = 1403 - 83 7x = 8 7 X = 8:7 yay - 603 X = 8/7
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This if for algebra 2 lesson remainder theorem please include answer and explanation Remainder Theorem (Level 1) Oct 08, 12:28:57 PM Watch help video If f (ac) = 4x3 - 1, then what is the remainder when f (x ) is divided by x - 1
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Desde esta mirada Cules son los objetivos que plantea la teora integradora de la personalidad? a. Describir o explicar el temperamento, el carcter. b. Definir la personalidad a partir de la identificacin terica de los factores o facetas de las grandes dimensiones. c. Elaborar un modelo de personalidad amplio. d. Conductas observables o a las

5. Consider the following table of data. a. Determine the type of polynomial function which best approximates the data. Justify your answer. (2 marks) b. Write the regression equation that represents the data. (1 mark) c. Using the graph of the equation, determine the coordinates of any maximum or minimum points, stating if these points are
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Escoge la opcin ms lgica para asegurar un mundo ms limpio y menos contaminado en el futuro. En el futuro... Question 3 options: a) se usarn ms coches elctricos b) no se restringir el uso de productos desechables c) no se reciclar tanto y se restringir el uso de productos biodegradables

In one month, you rent 4 new movies and 8 other movies from Option B. Would you have spent more or less with Option C? Option A Rent premium movies for $19.99/movie Rent nonpremium movies for an average of $5.99/movie Option B Rent new movies (watching online): $2.99/movie Rent other movies for an average of: $1.99/movie Option C Unlimited

A birthday party at a local restaurant for 10 people costs $225. Because it was a large group of people, the restaurant charged an 18% fee for the tip. The tip for the group will be [t]

Please help me with all the circled questions. Thank you! \f10. If YU = YV, ST = 16, mQS = 34, and mRT = 98 , find each measure. QU = R OR = Y mST = T S mOR = mXT = 12. If DH = HE, mBG = (9x - 20) and mGC = (5x + 28), find mAB. B F G D E H A CUse the circle below for 13. Find NK. 14. Find mMR. questions 13 - 16. K P 15. Find JK. 16. Find mJPK
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(x +4) (x - 5) 38. what are the points of discontinuity of this function: = (x + 4)2(x - 5)? A. 4, -5 B. -4, 5 C. -4, -5 D. 4, 5 39. Which of the following describes the function y = 10*? A. exponential decay B. exponential growth C. quadratic D. linear 40. what are the points of discontinuity of this function. y - * -6* + 8 x - 2 ? A. 2 B. 2,4 C.
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Using the First Derivative Graph to Understand the Original Function On the right is the graph of the first derivative f'(x) of some function f'. 1) Use the graph of the first derivative on the right to identify the x-coordinates where the original function has critical values. [5 pts] 2) Use the graph of the first derivative on the right to
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*7. For problem 6, what would the base side lengths be for a square pyramid candle that has the same volume and height as the cone-shaped candle
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Pls describe why this graph is misleading \f
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7. Setup and Test 1 remote method of administration (I.E. Remote Desktop, SSH, VNC etc.) Show this in use with your screenshot
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\fIn each of Problems 6-12, solve the given initial-value problem, and de- termine the interval of existence of each solution.\f
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er (1 cm) 5.3B Three-Dimensional Representations (part 2) Worksheet 3. Draw the shape below as an isometric drawing. Use the indicated edge as your starting line and use the scale 1:10 60 cm ICED TEA 20 cm 40 cm 60 cm - 100 cm start here4. Using the scale 1:3, draw an isometric image of the storage unit using the indicated edge as you starting
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The Lewis family wants to save money to travel the world. They plan to invest in an ordinary annuity that earns7.2%interest, compounded quarterly. Payments will be made at the end of each quarter. How much money do they need to pay into the annuity each quarter for the annuity to have a total value of$14,000after13years? Do not round intermediate

Suppose we have an n n grid. We start in the upper-left corner (position (1,1) ), and we would like to reach the lower-right corner (position ( n , n ) ) by taking single steps down and right. Define a function c ( i , j ) to be the cost of touching position ( i , j ) , and assume it takes constant time to compute. Note that c ( i , j ) can be

Part 6: Real-World Connections 6. Explain how polar coordinates could be useful in a real-world situation. Choose one context (e.g., physics, navigation, engineering) and briefly describe how converting between rectangular and polar forms might be useful. Answer: Exit Ticket Convert the complex number -2+ 2i to polar form: Explain in one sentence
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Suppose that a recent poll found that 50% of adults in a certain country believe that the overall state of moral values is poor. If a survey of a random sample of 20 adults in this country is conducted in which they are asked to disclose their feelings on the overall state of moralvalues, complete parts (a) Find and interpret the probability that

please help Factor the trinomial completely by using any method. Remember to look for a common factor first. Select "Prime" if the polynomial cannot be factored. 3+16u +14u = Prime X
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1. The administration of a company was interested in the commuting distance of all employees and appointed an individual to take a survey.She surveyed all of her coworkers in her office to collect sample data. What type of sampling method did she use?

IllowskyIntroStat1 6.HW.069. My Notes The patient recovery time from a particular surgical procedure is normally distributed with a mean of5.4days and a standard deviation of1.7days. What is the75thpercentile for recovery times? (Round your answer to two decimal places.)

In a 1996 article in the Journal of Statistics Education (vol. 4, no. 2), entitled "A Critical Appraisal of 98.6", Allen Shoemaker describes a study that was reported in the Journal of the American Medical Association (JAMA). * It is generally accepted that the mean body temperature of an adult human is 98.6 F. In his article, Shoemaker uses the
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4.A contractor may purchase material from two different sand and gravel pits. The unit cost of material including delivery from pits 1 and 2 is $ 50 and $ 70 per cubic meter, respectively, the contractor requires at least 100m3 of mix. The mix must contain a minimum of 30% sand. Pit 1 contains 25% and pit 2 contains 50% sand. If the objective is

You are interested in determining if the variability of the weights of male and female students are equal.The hypothesis test that the variance of the weight of female students was equal to the variance of the weight of male students, Ho: f2 = m2,using the f-statistic, at a level of significance, (shown on right), resulted in the p-value (shown on

What probability value would be needed to complete the following probability distribution? X -2 -1 0 1 2 P(X) 0.13 0.14 0.16 0.29 Place your answer in the blank.

describe the central tendency and dispersion of each variable in the slide notes using formal writing

urgently need a. Show that the group of linear bijections from F from F, where F is a field is isomorphic with GL (5, F )
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The table below shows the height, h(t), in meters, of an object that is thrown off the top of a building, seconds after it is thrown. A) Using your calculator's quadratic regression feature to find an equation that best fits the data and express the height of the object as a function of the number of seconds that have passed since the object was
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1. [-/1 Points] DETAILS The base of the ladder in the figure is a = 5 ft from the building, and the angle formed by the ladder and the ground is 760. How high up the building does the ladder touch? (Rou ft
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1.How many multiples of 3 are there between the following pairs of numbers? (a)0 and 80 (b)10 and 2967 (c)-6 and 34 (d) -600 and 5410

A study of iron deficiency in infants compared samples of infants whose mothers chose different ways of feeding them. One group contained breast-fed infants. The children in another group were fed a standard baby formula without any iron supplements. Here are summary results on blood hemoglobin levels at 12 months of age. Group Sample Size Sample
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In a one factor between subjects analysis of variance, what measures only error variation of the scores within treatment conditions. a. F b. MSError (MSwithin) c. MSA(MS between) d. the between groups variance

Assume that a source of U(0, 1) random numbers U1, U2, . . . is readily available. Consider the following probability density function (PDF) of the continuous random variable X: \f\f
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1. The n th term of an A.P. is given by a n = 3 + 4n. The common difference is? 2. If p, q, r and s are in A.P. then r - q is ? 3. If the sum of three numbers in an A.P. is 9 and their product is 24, then numbers are? 4. The (n - 1) th term of an A.P. is given by 7,12,17, 22,... is

Which of the following conclusions might be a conclusion that a researcher would make if he/she had just rejected the null hypothesis? Group of answer choices all brands are equally preferred in the population There is no difference between the population with the drug and the population without the drug there is a correlation in the population

3.If A and C are mutually exclusive events, which of the following is true? a) P(A) + P(C) > 1 b) P(A) x P(C) = P(A n C) c) P(A) x P(C) = 1 d) P(A) + P(C) =1 4.If Q3 = 75 and Q1 = 24, what is the IQR? a) 51 b) 99 d) 37 e) We need more information 5.If CD>1, then: a) Your data follows poison distribution b) You data is normally distributed c) The

i need help question 12 probability chapter 6 thanks!! 10% in the tails. b. The middle 40% from the 60% in the tails. c. The middle 50% from the 50% in the tails. d. The middle 60% from the 40% in the tails. 12. A normal distribution has a mean of u = 70 and a standard deviation of o = 8. For each of the following scores, indicate whether the tail
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You are conducting a study of three types of feed supplements for cattle to test their effectiveness in producing weight gain among calves whose feed includes one of the supplements. You have four groups of 30 calves (one is a control group receiving the usual feed, but no supplement). You will conduct a one-way ANOVA after one year to see if

Which of the following choices is not an advantage of using a case-control study as opposed to a prospective cohort study? (There may be more than one correct answer here.) ( 2 points) Less expensive Can be completed more rapidly More appropriate for the study of rare diseases More appropriate for the study of diseases that develop slowly More

can you please help me to understand this process \f
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Please help 15. A survey will be given to 120 students randomly selected from first-year students population? at the University of Houston-Downtown during the spring semester. What is the a. The 120 selected students b. All first-year students at the University of Houston-Downtown d c. All students at the University of Houston-Downtown All
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Earthquakes. According to The Earth: Structure, Composition and Evolution (The Open University, S237), for earthquakes with a magnitude of 7.5 or greater on the Richter scale, the time between successive earthquakes has a mean of 437 days and a standard deviation of 399 days. Suppose you observe a sample of four times between successive

what do these functions have in commen? Question 23 of 25 What do both of these functions have in common? f(x) = 21x-71-2 g(x) = 1.5In (x -2) +7 O A. They have the same vertical shift O B. They have the same horizontal translation O C. They have the same end behavior O D. They have the same vertical stretch SUBMIT
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Classify the following quantitative variables as discrete or continuous. a. The amount of time a student spent studying for an exam b. The amount of rain last year in 30 cities c. The amount of gasoline put into a car at a gas station d. The number of customers in the line waiting for service at a bank at a given time

PART 2: Article Lennox Island treaty fishers join P.E.I.'s fall lobster fishery for 1st time The band had a goal of setting of 1,000 treaty traps in 2022 Carolyn Ryan . CBC News . Posted: Aug 11, 2022 7:15 PM AT | Last Updated: August 12 Lennox Island treaty fishers began their first foray into the fall lobster fishery Thursday. They will fish out
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The variable GLUCOSE represents the serum glucose level in mg/dL. Using the GLUCOSE data in Table 1, calculate the summary statistics specified below. Select your answer from the following list: 9. Mean 10. Standard deviation 11. Median 12. Range 13. Interquartile range 14 The National Census Bureau categorizes the age distribution of the US

As discussed in the assigned podcasts, how does the 5-minute rule work? Question 27 options: It's a rule for eating every 5 minutes. It's a rule for taking 5-minute breaks every hour. If a task takes less than 5 minutes, do it immediately. Spend 5 minutes brainstorming new ideas

The answer 1. PART A: Which of the following identifies the author's main claim in the text? A. Dystopian fiction exaggerates existing problems in our reality to show readers what could happen if society continues down a certain path. O B. Both utopian and dystopian fiction are used to warn readers about the risks of attempting to alter a society
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Use the remainder theorem to find P (2) for P (x) = -x +3x +4x -9. Specifically, give the quotient and the remainder for the associated division and the value of P (2). Quotient = Remainder = P (2) = 1
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Question 1: 1. [-/3 Points] DETAILS SCALCET9 5.XP.2.005. The graph of a function g is given. y 2 1 -2 3 X -3 -1 2 Consider the integral I when answering the following questions. 1 = [ 9(x) ax (a) Estimate the integral I with six subintervals using right endpoints. R6 = (b) Estimate the integral I with six subintervals using left endpoints. L6 =
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can you please check my answers and advise if my work is correct thank you p) 4- 5x2- 36 X 1+ 4 x - 9 x 2- 36 X ?
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Linear model and error variance 3. Imagine you are evaluating a simple linear model and you end up with the following actual and predicted values of Y: Y Y-hat 42 44 54 53 46 47 48 46 45 45 MY = 47 MYhat= 47 SDY = 4 SDYM: 3.16 Calculate error variance and R2 for the model. Show your work (8 points)
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charts attached Use the "Factor Related to Health -Promoting Behaviors of Black and White College Women" article to answer a)What statistical test use for table3 - table6? 1.Multipleregression. 2.Analysis of Variance. 3.Chi Square test. 4.None of above b)What is the outcome for table3 and table4? 1.HPLP (total Health Promoting) for table 3 and
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Problem 1. (40 points) A single repair person is responsible from repairing two machines: Machines 1 and 2. Each time it is repaired, machine i stays up for an exponential time with rate i, for i = 1; 2. When machine i fails, it requires an exponentially distributed amount of work with rate i to complete its repair, for i = 1; 2. The repair person

e.com/courses/5628/quizzes/19085/take The correlation coefficient is r = 0.84777. Test the significance of this correlation coefficient at a = 0.05, using Table I . b) What are the null hypothesis and the alternative hypothesis? The null hypothesis is and the alternative hypothesis is c) What is the critical value from Table I? d) Do you reject or
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The manager of a coffee shop wants to know if his customers' drink preferences have changed in the past year.He knows that last year the preferences followed the following proportions - 34% Americano, 21% Cappuccino, 14% Espresso, 11% Latte, 10% Macchiato, 10% Other.In a random sample of 450 customers, he finds that 115ordered Americanos,

Suppose that the local sales tax rate is 4% and you purchase a car for $14,700. a. How much tax is paid? b. What is the car's total cost?

Determine how many statements (premises and conclusions) are in the following argument. In other words, if you were to diagram the argument, how many numbers would appear in the diagram? If Tom is a vegetarian, then he won't eat steak. And if Tom won't eat steak, then he won't go to the restaurant with us. Therefore, if Tom is a vegetarian, then

Step 3. Write Section 3 of the DAA. Specify a research question related to the repeated measures ANOVA. Articulate the null hypothesis and alternative hypothesis. Specify the alpha level
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0/10 If UV bisects XY at point W, which statements must be true? Select all the true statements. A UW ~ WV B WX ~ YW
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17. 2m'n2 4min 18. 12ks 15k 19. 4ab? ) 5ab 20. (9x y)(4xy) 6x2 14 21. (2pq)(3p q") -6pqs 22. (10ab)?(2a*63) 4a b 13. (3x5)2 27x3 14. (2a26*)3 4a3b 15. 12wv ( 4 wv ) 16. (2cd*)" (2c' d 3) 2 Directions: Find the perimeter and area of each figure below. 22. 3ab2 54264 23. 7mn2 4m2 3mn2
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I am doing my math homework and need help answering this question. 1) how can I find m and b for this linear function? f(x)=mx+b, f(-3)=19, and f(8)=-25.

After observing statistically significant ANOVA results, Bonferroni-corrected inferences to determine which groups differ from each other require the following steps (select all that apply) : Select one or more: a. Use the mean square error from the ANOVAwhen calculating the standard error to be used in the pairwise two-sample t-tests b. Use the

Project 2: Number Patterns, p. 3 Math 214 Project 2. Number Patterns 1. a.) Goldbach's conjecture states that every even number greater than two is the sum of two prime numbers. Make your own example (different from your group) that shows this is true. Share your example with your group and help check that each of your group members is correct!
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The weekly salaries of full-time and part-time employees at a company are listed on the table. What does the circled section represent

Link to dataset: https://docs.google.com/spreadsheets/d/1U_Oa-2PGh77YExYxKt8TaB_7YK2EhaDljadQPNws_m0/edit?usp=sharing Use =RANDBETWEEN(1, 100) to create 250 samples of size n=30 each by choosing generating random integer (whole) numbers between 1 and 100. What theoretical distribution are you using when doing this? What are the mean and SD of this

kamps EXPERIENCE COLLEGE BEFORE COLLEGE HW 3.1.2 - SUBSTITUTION AND ELIMINATION METHODS Solve the following systems of equations using substitution. 1. 3x - y =-11 , 5x + 3y = 5 2 . - 2r + 4s = 16 y = - 3X - 1 9r - 85 = 8 5 * +36 - 3x - 11 ) = 5 5 x 4- 9x - 33- 51 - 4 x = 34 * =- 9.5 3 . 20a + 30b = 50 4 . xty =-12 -60 - b = 1 - x - by = 3 Solve
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Bottle X contains 20 marbles: 16 black and 4 yellow and bottle Y contains 10 yellow marbles and an unknown number of black marbles. A single marble is drawn from each bottle. The probability that both marbles are the same colour is 0.75. a. Calculate the number of black marbles in bottle Y. Based on the answer in part (a), b. if a single marble is

x^7-2x-17 = 0 Discriminant and Solve with Quadratic Formula

CHALLENGE ACTIVITY 4.9.1: Coordinatiation. 481364.1702944.qx3zqy7 Jump to level 1 Given the ordered basis B = {p1 = -6 - 9x, p2 = 5 - 4x}, find [p], the coordinates of p = -17 - 14x with respect to B. Ex: 5 [p]B 2 3 4 5 6 7 Check Next
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Please respond in a paragraph of at least 5-7 sentences to fully address the questions. Keeping the 7 steps of a statistical study in mind, reflect on the quality and integrity of the Making Data-Driven Decisions , and how you considered these aspects of data in communicating in the business world. Provide specific answers

Math N The graph below is the function f(z) Select all Note: You statements below that You agree with. may be checking more than one box. No partial credit. ~ f(2) is defined. ~ lim f(2) exists. T2 lim f(z) = (2). r2 ~ The function is continuous at x = 2. _ The function is not continuous at x = 2 Question Help: (5] Video Submit Question k
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Assume w varies directly as u and inversely as v. If w=2 when u=9 and v=18, find the constant of variation.

content area top Part 1 Solve the triangle. aequals8, cequals6, Bequals54degrees Question content area bottom Part 1 bequals enter your response here (Do not round until the final answer. Then round to the nearest tenth as needed.) Cequals enter your response heredegrees (Do not round until the final answer. Then round to the nearest degree as

a sample from a mummified bull was taken at a certain place. The sample shows that 69% of carbon-14 still remains. How old is sample?

Given the following information in an ANOVA test, find the corresponding critical F. a.65 subjects divided into 5 groups at = .01 b.129 subjects divided into 9 groups at = .05 c.30 subjects divided into 2 groups at = .001

13.8 Assume that on average, healthy young adults dream 90 minutes each night, as inferred from a number of measures, including rapid eye movement (REM) sleep. An investigator wishes to determine whether drinking coffee just before going to sleep affects the amount of dream time. After drinking a standard amount of coffee, dream time is monitored

pls answer 16 A company figured it needed 68.5 square feet of carpet for its reception room. To allow for waste, it was decided to order 40 percent more material than needed. Fractional parts of square feet cannot be ordered, At $8:00 per square foot, how much would the carpet cost? $405 0$216 $548 0 $768 5880 Clear
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Based on the class sample, 95% confidence interval for the mean age and the proportion of males in the population of all online college students. Using the same sheet as last week, answer the following in the "week 5" tab: For the average age, form a 95% confidence interval: oWhat distribution should be used? oWhat is the critical value? oWhat is
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Explain the steps that you would use to factor this expression using grouping: 2x+8x+3x+12.

Question 10 22 0 / 1 point Decimation Ciphers (a) Use a decimation cipher with a key of 19 to encode the word frizzle. X HLWPPBY 23 0 / 1 point (b) The word zwhrobu was encrypted with the key 5. What word was encrypted? X DGJHSFW Question 11 24 0 / 1 point Vigenere Ciphers (a) Use a Vigenere cipher with the key word jam to encode the word
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Scroll down to complete all parts of this task. Cosenzo LLP is auditing the Year 1 financial records of Pecoraro LLC, a publicly traded manufacturing company. Pecoraro has a December 31 year-end. Cosenzo performed their year-end audit during January and February of Year 2. The financial statements were issued on March 15, Year 2, the date of audit
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MUST ATTACH EXCEL: NO Screenshots Completethe following curve-fitting problem. Stevie knows the following information regarding sales at the convenience mart he works at. He notices that sales have appeared to rise over time. a. Fit a linear curve to the data using Excel or another spreadsheet application. What is the equation for the model? What

B V
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Hello. Please answer the following question, ensure that your answer is correct and is supported by calculations, explanations and algebraic work. Solutions for Ordinary Differential Equations must be given in real values form(i.e. no complex or imaginary values). Please organize your work, in a reasonably neat and coherent way. Again, ensure to
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The table displays the scores of students 011 a recent exam. Find the mean of the scores to the nearest 10th. Score Number of Students 75 1 80 5 85 7 90 3 1 6 95 100 .00 Answer: Submit Ar'lswer attempt 1 out of 2
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The production supervisor of an assembly line for producing potato chips suspects that the weight of bags of potato chips produced is higher than the specification of 250 mg. She would like to take a simple random sample of bags of potato chips produced by the assembly line and perform a statistic test to confirm that this is indeed the case. What

A research group conducted an extensive survey of 3025 wage and salaried workers on issues ranging from relationships with their bosses to household chores. The data were gathered through hour-long telephone interviews with a nationally representative sample. In response to the question, "What does success mean to you?" 1508 responded, "Personal

create a (write a) select statement that returns all the teachers whose name starts with 'S' and salary is in the range 20000 and 50000 inclusive

A Company purchased $1,800 of merchandise on 5/6. The terms were 2/15 EOM. The sneakers were received on 5/20, sentFOB Shipping Point. Freight charges amounted to $45. What is the discount date?

One indicator of an outlier is that an observation is more than 2.5 standard deviations from the mean. Consider the data value 80. (a) If a data set has mean 70 and standard deviation 5, is 80 a suspect outlier? No, since 80 is more than 2.5 standard deviations above the mean. Yes, since 80 is more than 2.5 standard deviations above the mean. No,

Write an algebraic expression for the quantity. Let x represent the unknown value. six times a quantity decreased by twelve Question content area bottom Part 1 The algebraic expression is enter your response here

IQ scores are known to be normally distributed. The mean IQ score is 100 and the standard deviation is 15. What percent of the population has an IQ over 115

The point (5, 9) is located on the graph of = (). What is the image point after the transformations of the graph given below? a) 1 = 2( + 2) b) = ( 1 3 ) 4 c) = ( 6)

i need help with stats 7. [0/8 Points] ASK YOUR TEACHER PRACTICE ANOTHER Volunteers who had developed a cold within the previous 24 hours were randomized to take either zinc or placebo lozenges every 2 to 3 hours until their cold symptoms were gone. Twenty-ve participants took zinc lozenges, and 23 participants took placebo lozenges. The mean
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Please help me understand the steps Solving a percent mixture problem using a linear equation factory plants are making TV panels. Yesterday, Plant A produced 4000 panels. Three percent of the panels from Plant A and 10% of the panels from Plant were defective. How many panels did Plant B produce, if the overall percentage of defective panels from
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For the functions f(x)=2x 2 +1 and g(x)=3x-2, find the following and simplify: a) f - g b) f * g c) f(x+h)-f(x) h

\f10. [-/1 Points] DETAILS SERCP11 11.5.P.049.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A copper rod and an aluminum rod of equal diameter are joined end to end in good thermal contact. The temperature of the free end of the copper rod is held constant at 100C, and that of the far end of the aluminum rod is held at 0.C. If the copper rod is
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