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Mathematics Questions and Answers March 09, 2021

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A parent is directed to treat their 4 month old child's fever using acetaminophen. The adult dosage for this medicine is 326 mg every 4-6 hours

In a random sample of 100 observations, = .2. The 95.44% confidence interval for p is a. .122 to .278. b. .164 to .236. c. .134 to .266. d. .120 to .280. How do you get the answer?

You're thinking about borrowing money for a new truck. Use the spreadsheet to figure out the monthly payment. Cost of truck: $50,000 Annual interest rate: 5% Loan term: 4 years Enter the monthly payment below. Note: your answer must be correct within $0.50 to be considered correct

A simple connected graph has exactly one spanning tree for each choice of the root. Question 17 options: True False

You bought a new set of four tires from a manufacturer that just announced a recall because 7% of those tires are defective.What is the probability that at least one of yours is defective? ( Round your answer to four decimal places)

a clinic's ER has an avg of 11 admission per saturday night. you're a doctor wanting know the probability of it being a slower night. A slower night means there are only 2 or less patients coming in. assuming this follow a poisson distrubtions, what is the probability you catch a slower night?

1. Los de Javi se llaman Francisco y Mara. 2. Los de Javi se llaman Gloria y Felipe. 3. La de Javi se llama Elena. 4. El de Javi se llama Pepe. 5. El de Javi se llama Jorge. 6. La de Javi se llama Melania. 7. La de Javi se llama Maribel. 8. El mayor de Javi se llama Kiko. 9. El menor de Javi se llama Antn. 10. La de Javi se llama Delia. 11. Los de

Actividad 8: Calcular el impuesto al valor agregado para personas fsicas y morales por medio de casos prcticos

Determine two pairs of polar coordinates for the point (3, -3) with 0 < 360.

You should always be prepared for possible problems. One risk in the firework show is that the fireworks might not shoot straight up. Make a list of the distances between the audience and each type of firework if it didn't shoot straight up and instead formed a 68 angle with the ground. The heights of the fireworks are 200 feet, 185 feet, 172

If you have a paired group design and cannot assume a normative distribution, which test do you use? Group of answer choices Mann-Whitney U test Wilcoxon Paired Ranked Sign test paired group t test independent group t test Chi-square test

You know that the height of all students is normal with a mean of 69 inches and a standard deviation of 3 inches. a) What proportion of all students have a height between 68 and 70.5 inches? b) What is the 95th (and 99th) percentile of all students' heights? c) If you took a sample of 25 students and measured their heights, what would you expect

Assume that 40 percent are of type A, 50 percent of type B, and 10 percent of type C. It is known that 40 percent of seeds of type A, 50 percent of type B, and 60 percent of type C have germinated. A seed is selected at random. 1) If the seed has germinated, what is the probability that it is of type A?

In the parable of the laborers, each man received a penny for his wage. Some worked for one hour and some for longer periods of time - up to twelve hours. The penny represented... In the parable of the laborers, each man received a penny for his wage. Some worked for one hour and some for longer periods of time - up to twelve hours. The penny

(Round all sides and angles to the nearest tenth.) 1. At a certain time of day, a flagpole casts a 20-foot shadow along the horizontal ground. If the angle of elevation from the tip of the shadow to the top of the flagpole is 36, find the height of the flagpole

8 of 10 Mr. Piper is driving Peter, Roddy, and Scott home from school. All of them want to ride in the front seat. How can he make a fair decision about who rides in the front seat? Select all of the correct answers

(10 points) The state space model of a linear system is given as = [0 1 ] [0 ] () = [1 0] It is desired to transform the given state space model to the following decoupled form: = [5 0 0 2] [1 1] () = [2 2] Determine the parameters a, b, and d to yield the required decoupled form. (Do not use MATLAB) (Hint: Match the characteristic

Here's a box plot that summarizes how many eggs Yuki's chickens laid last week. 0 2 4 6 8 10 12 Number of eggs laid Find the median of the data. eggs
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5. Complete the following O H,C YOH HCI H
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There were 707 families that were sampled that teenagers who watch tv more than others are aggressive than those who watch less Table 10.3 TV Watching by Teenagers and Later Aggressive Acts Aggressive Act TV Watching Yes No Total Less than 1 hour per day 5 83 88 At least 1 hour per day 154 465 619
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Question 15 1 Po What is the slope of the line parallel to the line 4y - 7x = -4? A B D -4
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18. If Baron spins the spinner twice, what is the probability he will spin a 3 on both spins
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1) Lee will pay 3/4 of a restaurant check of 20 dollars (the whole check). Each part is thus 5 dollars (5 + 5+5+5=20). What will Lee pay
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Given that x has a Poisson distribution with =1.2, what is the probability that x=3? P( 3 )? (Round to four decimal places asneeded.)

Problem 1 c -Graph: Which of the graphs shown above illustrates the histogram for the previous question's computed probability distribution? \f
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The degrees of freedom for the F test for the One-Way ANOVA depends on:

I What do you call Identical twin slaters when both are los skating chomp end? What unfortunate mistake did the champion ice skater make with his gold medal? 1IT Each Time you super appears is the gin write the Letter of the ou at cod 1 T MACO - A 00 U MUCHLK- H LGOH = C # 138
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Complete an equation for the function graphed above Enter abs(x) for |z Question Help: [] Video
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1. Determine the force in members AF. and DC. State if the members arc in tension or compression. NOO Th
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A baseball card sold for $295 in 1975 and was sold again in 1990 for $401. Assume that the growth in the value V of the collector's item was exponential. a) Find the value k of the exponential growth rate. Assume V. = 295 K = (Round to the nearest thousandth.)
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Find the x-intercepts of the parabola using the quadratic formula. y = 2x2 + 5x - 2 I. . .. X smaller value) II.. X (larger value)
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A designer creates a circular ornament as shown. Identify mADB . The figure shows a circle. Points A, B, C, G lie on the circle. Chords B G and A C intersect at point D. Angle A B G measures 30 degrees. The measure of arc B C is 110 degrees

your firm has decided that your plan is too expensive, and they wish to reduce the sample size required. You conduct a small preliminary sample, and you obtain a sample proportion of p=0.23 . using this new information. what sample size should you gather in order to obtain a 0.04 margin of error? round your answer up to the nearest whole number.

) The MH Nurse should sit in the panel of the general division of the tribunal True False

Please complete the following:

A hockey team has a record 10 wins, 6 losses and 4 ties. The probability that the team does not lose a game (the game ends in a win or tie) is a. 1/3 b. 3/10 c. 2/3 d. 7/10

No deseaba que nosotros invertramos You answeredinvertramosinvertramosIncorrect or extra word (invertir) el dinero. correct Question 5 with 1 blank No haba nadie que You answered creyera Correct Answer iscreyera (creer) tu historia. correct Question 6 with 1 blank No era necesario que ellas You answered hicieran Correct Answer ishicieran (hacer)

I'm doing the excel multiple linear regression and I encountered the problem which asked me to estimate the mean squared residual or sum squared residual 2 and I get this as the result 5.904876068. Will it be okay if I interpret it as "The data which indicated mean squared of residuals in the Anova table shows 5.9048, which is considerably good

Evaluate the expression for x= 5 and y= -2 6x+5y+2

A lab technician is tested for her consistency by taking multiple measurements of cholesterol levels from the same blood sample.The target accuracy in the past has been 2.5 or less with a standard deviation of 1.15.If the lab technician takes 16 measurements and the variance of the measurements in the sample is 2.2, does this provide enough

A study has been conducted to track student revision progress for their Probability and Statistics 1 subject over a 2-weeks period of times. Two independent groups of 15 students is being monitored, and the probability of any individual in the group not completing the study revision during the time period is 0.3. Find the probability that at least

e Quadrilateral K' is the image of quadrilateral K under a dilation. What is the center of dilation? O Q &
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Estimate the slope (slope = rise/run) of the tangent line to the curve What is your estimate of the slope? slope (Round to the nearest integer.)
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what is the interpretation of the give line graph below? \f
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Which of the following is not true about local VNET Peering? Answer choices Select only one option It is transitive All of these It is commutative The 2 networks need to be in the same region

On average, the probability of customers at a local AMC theater adding candy to their purchase is 0.30. What is the probability that the first person to add candy will be before customer 1?

Let N be the "direct neighbor" relation defined on the set of all people: if x and y are persons, xNy iff x and y live directly next to each other, such as in two houses or apartments that are directly next to each other. If there is at least one unit between them, then they don't live directly next to teach other. Check all properties that this

You are conducting an experiment to test thedensityof anew recipe for chocolate cake.You will test the recipe with 3 different baking temperatures (350, 400 and 450) and 3 different baking times (45 minutes, 55 minutes and 60 minutes).

1.A professor wanted to know if her students' attitudes toward statistics changed by the end of the course, so she asked them to fill out an "Attitudes toward Statistics" (ATS) scale at the beginning of the term and at the end of the term. what type of analysis is this

Given the points A(-1, 2), B(1, -1) and C(2, 1). 22. Find the equation of the parabola passing through these points and having its axis horizontal. a. 6y2 + 5x - 3y - 13 = 0 c. 7y2 + 6x - 3y - 16 = 0 b. 6y2 + 3x - 3y - 15 = 0 d. 7y2 + 4x - 3y - 18 = 0 23. Find the parabola through these points with axis vertical. a. 6x2 - 9x - 6y - 3 = 0 c. 6x2 -

how do i generate descriptive statistics and a histogram in excel? i have the data, but do not understand what I put for the input and output to generate the reporting i need. please advise

PREGUNTA 14 Simplificar: 81a4b - --- E 27a 3b O 3a O 3ab 0 324b 0 9a
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How was hypothesis testing completed? What statistical analysis was carried out to test the hypotheses? What was the rationale for choosing a particular statistical test? What do the results indicate in terms of hypotheses? Provide evidence using statistical findings to indicate if the hypothesis was supported or not supported. Analysis The data

Topic: Consider the following common mistake: log(a + b) = log(a) + log(b) a) Provide a convincing argument that this is not true in general? b) Is it ever true? Can you find values of a and b that make it a true statement
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Consider the four initial conditions (ICs) for Eq. 1: V (0) = 10, 1, 2, 20 mV. For each IC, what happens to the corresponding solution as t ? Does the solution have an inflection point? If so, what is the value of V at the inflection point

Airline Year Cost Fuel Price Capacity Output Index
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1. Determine whether or not the set of all 5 x 5 singular matrices is a subspace of /5x5. EX- PLAIN. (2 pts.)
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1 - El relojFill in the blanks Activity UNLIMITED ATTEMPTS LEFT DUE June 8th 11:59 PM CDT Give the time shown on each clock using complete sentences. Follow the model. Questions Modelo You see: 3:05 You type: Example answerSon las tres y cinco.End example answer Question 1 with 1 blank A clock reads four forty-five. 1 of 1 Question 2 with 1 blank

Design a study in which a two-way analysis of variance will be used in answering the research problem. You could select research problem related to your field or a general education area. Briefly describe the major steps involved in conducting the research study (For example: Title of the study, hypotheses, dependent and independent variables, and

geometry x2+y2=16 The equation of a circle is given. Find the circumference of a circle

Find the sample variance for the following sample 59, 25, 12, 29, 16, 8, 26, 30, 17 Write the answer to 1 decimal place

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4. Consider the dashboard in the link below https://public.datapine.com/#board/cq7s8tbtGHWIFMdtNjyOf Identify the visual that can be used for simple linear regression (Copy and paste the image in your answer) Describe the plot in terms of strength, direction, and linearity. Interpret what is happening here
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2 2hrs51mins Score: 0/120 0/17 answered Question 2 You want to be able to withdraw $25,000 each year for 20 years. Your account earns 8% interest. a) How much do you need in your account at the beginning? b) How much total money will you pull out of the account? c) How much of that money is interest
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If a is negative and b is positive, the factorization would be in the form (x+)(x+) to get a negative and positive sum

Jessica uses a poorly calibrated stopwatch to note the finish time of a relay race. She noted the time as 125 seconds, whereas the actual time taken was 120 seconds

Help please Find the volume of the solid. 20. 5 in. 21. 4 cm 22. 2 cm 7 in. 6 cm 24 ft 4 ft
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Math problem 4. Evaluate the expression -3x2y- + 7xy - 8x y at x = -2 and y = 5. 5. Create an algebraic expression in a that when evaluated at x = -3 simplifies to 17. 6. Create an algebraic expression in x and y that when evaluated at x = -2 and y = 3 simplifies to 8
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On a very hot summer day, 5 percent of the production employees at Midland States Steel are absent from work. The production employees are to be selected at random for a special in-depth study on absenteeism. What is the probability of selecting 10 production employees at random on a hot summer day and finding that none of them are absent? What is

Need the answer Given Equation: 8x - 6y = -24 The given equation in slope-intercept form is: y = typ The slope of the line is: m = type your answer The y-intercept of the line is: b = type your
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Verify that the two-sample t test at level alpha of H0: Mux = Muy versus Ha: Mux Does not equal Muy rejects if and only if the confidence interval for Mux - Muy does not contain zero. This is from Mathematical Statistics and Data Analysis 3rd Edition Chapter 11 question 10.

The equation (x + 6)^2 + (y + 4)^2 = 36 models the position and range of the source of a radio signal. Describe the position of the source and the range of the signals.

Write the ratio given as a simplified ratio. About 108 baby boys are born for every 100 baby girls. Write this as a simplified ratio of males to females.

21- Red 23- Blue 11- Red/Blue There are 164 marbles in a jar. There are many colors, including red, blue and red and blue stripes. The Venn Diagram above shows the red and blue marbles, but not the rest. You take one marble at random from the jar. Find the probability (round to three decimals) that the marble is: a. Red: b. Blue: c. Both red and

Solve for x. Round to the nearest tenth, if necessary. X X 9.4 W V
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If physical inventory is taken and compared item by item with computer records, management can determine the extent of A. cost of food consumed. B. intraunit transfers. C. unauthorized issues of food. D. gratis to bar
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3. What proportion of male university students are expected to have a height between 170 and 180 cm
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g( x) = x+ 7x h(x) = 7x - 2 X + 7x f ( x ) = 7x - 2 Find the derivative of each function g' ( x ) = h'( x) = f' ( x) = Need Help? Read It
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7. Let u = (2, -1, 3), v = (0, 1, 7), and w = (1, 4, 5). Find (aux( v Xw ( b) (ux v) X w
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Make any meme related to neuroscience. I know there are already some flo online so only original memes will get the bonus points on YellowDig! Here's one of my own creation so obviously I'm not expecting super high qu Action No Action Potential Potential
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i) Explain the differences between continuous and discrete data. Provide an example for each type of data.

Suppose that f(1) = -10, f(4) = 3, f'(1) = -7, f'(4) = -10, and f" is continuous. Find the value of a f" (x) dx
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The Americans with Disabilities Act of 1990 (ADA) requires which of the following for exam rooms? Multiple choice question. The doorway should be at least 30 inches wide. The doorway should be at least 24 inches wide. The doorway should be at least 36 inches wide. The doorway should be at least 40 inches wide

food = X 2 x - 1. Use the Ist derivative to determine on what intervals the graph is increasing or decreasing with respect to ? 2. Use the and derivative to determine on which intervals the graph is concave up and concave down
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A brother and sister. The brother eats a random fraction X of a pizza, where X is uniformly distributed between 0 and 1. The sister then eats a random fraction Y of the total pizza (not of the remaining pizza). i) Find the joint density function for X and Y. ii) If less than half the pizza is remaining after both brother and sister are done

Let the probability of success on a Bernoulli trial be 0.28. a. In six Bernoulli trials, what is the probability that there will be 5 failures? (Round your final answers to 4 decimal places.) b. In six Bernoulli trials, what is the probability that there will be more than the expected number of failures? (Round your final answers to 4 decimal

Goofy's fast food center wishes to estimate the proportion of people in its city that will purchase its products. Suppose the true proportion is 0.07. If356 are sampled, what is the probability that the sample proportion will differ from the population proportion by less than0.03? Round your answer to four decimal places.

Of the 50 automobiles in a used-car lot, 10 are white. If 5 automobiles are selected to be sold at an auction, find the probability that exactly 2 will be white.

Question: In this assignment we analyze data that was collected as part of an experiment that investigated the mental relation between weapon and aggression. The experiment involved 32 undergraduate students ranging in age between 18 and 24 years. They were told that the purpose of this study was to test reading ability of various words. Each

how do i write this in simply termsEl Cerro de San Cristbal est situado en el Parque Metropolitano de Santiago, considerado el cuarto parque urbano ms grande del mundo. Una de las cosas que tienes que hacer en Santiago es subir al cerro con el funicular y disfrutar de las vistas de la ciudad

A political consultant tests whether region of the continental U.S. (northeast, southeast, north central, south central, northwest, southwest) and political attitude (very conservative, conservative, moderate, liberal, very liberal) are related or associated. If the level of significance equals 0.05 and the calculated value for the associated test

Diagrama de Flujo para resolver lo siguiente: "La langosta ahumada" es una empresa dedicada a ofrecer banquetes; sus tarifas son las siguientes: el costo de platillo por persona es de $95.00, pero si el nmero de personas es mayor a 200 pero menor o igual a 300, el costo es de $85.00. Para ms de 300 personas el costo por platillo es de $75.00. Se

A study shows that 80% of all people over the age of 70 in certain city are retired. Assuming a binomial model is appropriate, find the following probabilities for a sample of 15 people who are over 70. a) Exactly 10 are retired. b) At least 10 are retired. c) At most 10 are retired.

Which of the following statements best describes a segment of a circle? A segment is a portion of a sector that is bound by a radius and the minor arc formed by that radius. A segment is a portion of a sector that is bound by a radius and the major arc formed by that radius. A segment is a portion of a sector that is bound by a chord and the minor

Let X represent the amount of time a flight is delayed after leaving the gate. If we know that the distribution of delay time after leaving the gate can be modeled as an exponential distribution with a mean delay time of 4 minutes, find the probability that a particular plane will be delayed exactly 10 minutes. answer choices 0.9179 0.0821 0.6703

A study is conducted to investigate the relationship between owning plants and happiness. 100 subjects are randomly selected and data on whether or not a plant is owned and a happiness score (1-10, 10 being extremely happy) are obtained. a.Is this an experiment or an observational study? Explain. b.What are the explanatory and response variables?

Consider a 2-D airfoil with the diamond profile as shown below. (a) (5 points) On the upper surface, supersonic flow is first expanded through a Prandtl-Meyer fan, where the flow is deflected by d = 5 deg. Then, the flow is expanded again through the second Prandtl-Meyer fan, where the flow is deflected by d = 10 deg. Determine the P-M angles and

Please select the correct answer choice for questions 1 and 2 (explanation would also be appreciated) : 1) Given that Z is a standard normal random variable, what is the value of Z if the area between -Z and Z is 0.901? a.1.96 b.-1.96 c.0.4505 d.1.65 2) If the random variable X is exponentially distributed, then the mean of X will be: a. greater

Need help using the method of Lagrange Multipliers (4 points) Use the method of Lagrange Multipliers to find the global maximum and global minimum values of f (x, y) = 2x2 + 3y2 -4x -5 on the solid disk x2 +y2
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