« Question 15 of 18The following table contains observed frequencies for a sample of 255.Column VariableRow VariableA203520306025R101045Test for independence of the row and column variables using a = 0.05.Compute the value of the x test statistic (to 3 decimals).Use Table 3 of Appendix B to find the p-value.The p-value is- Select your answer -What is your conclusion?V - Select your answer -that the column variable is not independent of the row variable.Cannot concludeConclude

We have given that Two varaibles : Row and Column Sample size (n)=255 Significance level =0.05…

Answered: The following table contains observed…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A researcher wants to know if the news station a person watches is a factor in the amount of time (in minutes) that they watch. The table below shows data that was collected from a survey. Local FOX CNN 44 55 65 46 62 65 32 24 49 22 67 52 23 63 59 38 63 57 26 18 37 38 29 41 The test-statistic for this data = (Please show your answer to 3 decimal places.) The p-value for this sample = (Please show your answer to 4 decimal places.) The p-value is αα Base on this, we should hypothesis As such, the final conclusion is that... There is sufficient evidence to support the claim that station is a factor in the amount of time people watch the news. There is insufficient evidence to support the claim that station is a factor in the amount of time people watch the news.
A random sample of 11 professional athletes produced the following data, where x is the number of endorsements the player has and y is the amount of money the player made (in millions of dollars). (Comma separated lists of the data are also provided below the table to ease in copying the data to R.) Number of Endorsements (x) Amount Player Made in Millions of Dollars (y) 5 0.1 8. 20.6 8. 20.1 14 7 15.6 4 5.8 21 3 4.9 4 12.5 8. 18.5 8 21.5 x: 5, 8, 8, 7, 7, 4, 5, 3, 4, 8, 8 y: 0.1, 20.6, 20.1, 14, 15.6, 5.8, 21, 4.9, 12.5, 18.5, 21.5 1. Find the best fit line for the data. y =
Q.19 Urgent question! I will thumbs up! In the final answer that you circle, please also include the brief approach / formula you used under "Answer". Thanks!
The following data show the monthly rental price (in $) for a random sample of one- bedroom apartments in York, Pennsylvania: 600 760 660 755 675 780 755 615 Suppose that the Mean of the monthly rental price or one-bedroom apartment in York, Pennsylvania is 700 (x = 700) Fill in the blank by selecting the correct answer from the drop list box The Median of the monthly rental price for one-bedroom apartment in York, Pennsylvania is • The Variance of the monthly rental price for one-bedroom apartment in York, Pennsylvania is • Noting that the sample standard deviation of monthly rental price for one-bedroom apartment in York, Pennsylvania is 71.21, then by using the Empirical Rule, represents the 95.4% interval for the monthly rental price The coefficient of variation of this data is
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Mr 8. The results for an IQ quiz taken by 8 students from Ze Class A and Class B are shown below. The fal maximum score for the quiz is 25. we Class A: 4, 6, 6, 7, 8, 10, 11, 12 Class B: 0, 1, 1, 2, 3, 14, 17, 25 (i) Calculate the mean and standard deviation for Class A and Class B. Show your working clearly.
To test whether the mean time needed to mix a batch of material is the same for machines produced by three manufacturers, the Jacobs Chemical Company obtained the following data on the time (in minutes) needed to mix the material. Compute the values below (to 2 decimals, if necessary). Sum of Squares, Treatment Sum of Squares, Error Mean Squares, Treatment Mean Squares, Error Calculate the value of the test statistic (to 2 decimals). 1 19 25 23 21 Manufacturer a. Use these data to test whether the population mean times for mixing a batch of material differ for the three manufacturers. Use a = 0.05. What conclusion can you draw after carrying out this test? - Select your answer - 2 30 28 33 29 3 21 20 24 23 The p-value is - Select your answer - V What is your conclusion? - Select your answer - b. At the a= 0.05 level of significance, use Fisher's LSD procedure to test for the equality of the means for manufacturers 1 and 3. Calculate Fisher's LSD Value (to 2 decimals).
M. 山 Find the standardized test statistic, z, to test the claim that p, < P2. The sample statistics listed below are from independent samples. n = 550, x, = 121, and n, = 690, x, = 195 %3D O A. 1.116 O B. -2.132 OC. -2.513 O D. -0.985 P Type here to search 59 F5 F9 F11 %23 3. 5. 6. 8. A G H. B. N Alt

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