Use a y-test to test the claim o < 40 at the a= 0.10 significance level using sample statistics s= 39.3 and n= 17. Assume the population is normally distributed, Identify the null and alternative hypotheses. O B. Ho: 0240 O A. Ho: o<40 H:0240 H:o<40 O D. Ho: o>40 H:o540 OC. Ho: o540 H:o> 40 Identify the test statistic. (Round to three decimal places as needed.) Identify the critical value(s). (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. O A. Reject Ho- There is not enough evidence at the 10% level of significance to support the claim. O B. Reject Ho. There is enough evidence at the 10% level of significance to support the claim. O C. Fail to reject Ho. There is enough evidence at the 10% level of significance to support the claim. O D. Fail to ject Ho- There is not enough evidence at the 10% level of significance to support the claim. Click to select your answer(s). MacBook Air BRE 000 FA F3 F2 esc F1 %23 24 5

Use a y-test to test the claim o < 40 at the a= 0.10 significance level using sample statistics s= 39.3 and n= 17. Assume the population is normally distributed, Identify the null and alternative hypotheses. O B. Ho: 0240 O A. Ho: o<40 H:0240 H:o<40 O D. Ho: o>40 H:o540 OC. Ho: o540 H:o> 40 Identify the test statistic. (Round to three decimal places as needed.) Identify the critical value(s). (Round to three decimal places as needed. Use a comma to separate answers as needed.) Choose the correct conclusion below. O A. Reject Ho- There is not enough evidence at the 10% level of significance to support the claim. O B. Reject Ho. There is enough evidence at the 10% level of significance to support the claim. O C. Fail to reject Ho. There is enough evidence at the 10% level of significance to support the claim. O D. Fail to ject Ho- There is not enough evidence at the 10% level of significance to support the claim. Click to select your answer(s). MacBook Air BRE 000 FA F3 F2 esc F1 %23 24 5

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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Use the random sample data to test the claim that 72% of students have internet access at home. Use 5% level of significance. Sample data: x = 158, n = 200 1. Identify the tail of the test. 2.Find the P-value 3.Will the null hypothesis be rejected? 4. Is the initial claim supported?
The average retirement age in America is 62 years old. Do small business owners retire at an older average age? The data below shows the results of a survey of small business owners who have recently retired. Assume that the distribution of the population is normal. 73, 55, 72, 67, 56, 66, 56, 55, 74, 65, 62, 72, 75 What can be concluded at the the a = 0.01 level of significance level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho ? ◇ Select an answer H₁: ? ✨ Select an answer ✰ c. The test statistic? = your answer to 3 decimal places.) d. The p-value = to 4 decimal places.) e. The p-value is ? ✨ a (please show (Please show your answer f. Based on this, we should Select an answer the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the population mean is not significantly older than 62 at a = 0.01, so there is sufficient evidence to conclude that the population mean retirement age for…