The following table contains observed frequencies for a sample of 200.| Row Variable | Column Variable ||--------------|------------------|| | A | B | C || **P** | 40 | 50 | 45 || **Q** | 10 | 20 | 35 |Test for independence of the row and column variables using \( \alpha = 0.05 \).Compute the value of the \( \chi^2 \) test statistic (to 2 decimals).\[ \text{Blank for answer} \]Use Table 3 of Appendix B to find the \( p \)-value.The \( p \)-value is [Select your answer].What is your conclusion?[Select your answer]

It is needed to test, whether the row and column variances are independent.

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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Do rats take less time on average than hamsters to travel through a maze? The table below shows the times in seconds that the rats and hamsters took. Rats: 36, 35, 22, 42, 25, 14, 31, 14 Hamsters: 41, 37, 12, 46, 39, 46, 38, 45, 27, 29 Assume that both populations follow a normal distribution. What can be concluded at the a = 0.05 level of significance level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Ho: Select an answer v Select an answer v Select an answer v (please enter a decimal) H: Select an answer v Select an answer v Select an answer v (Please enter a decimal) b. The test statistic (please show your answer to 3 decimal places.) c. The p-value = (Please show your answer to 4 decimal places.) d. The p-value is ? ♥ a e. Based on this, we should Select an answer f. Thus, the final conclusion is that ... the null hypothesis. O The results are statistically insignificant at a = 0.05, so there is statistically…
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