This Find the standardized test statistic t for a sample with n = 20, x = 14.7, s = 2.0, and a = 0.05 if H: u < 15.1. Round your answer to two decimal places. Find O A. -0.89 Right B. - 1.27 O A OC. -1.23 OB O D. -0.87 OD Click1 Click to select your answer. P Type here to search

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Find the standardized test statistic t for a sample with n320, x= 14.7, s=2.0, and a = 0.05 if Ha: u < 15.1. Round your answer to two decimal places.
Find
O A. -0.89
Right
В. -1.27
O A
OC. -1.23
O B
O D. -0.87
Click to select your answer.
Click t
(?
P Type here to search
Transcribed Image Text:This Find the standardized test statistic t for a sample with n320, x= 14.7, s=2.0, and a = 0.05 if Ha: u < 15.1. Round your answer to two decimal places. Find O A. -0.89 Right В. -1.27 O A OC. -1.23 O B O D. -0.87 Click to select your answer. Click t (? P Type here to search
This
The mean age of bus drivers in Chicago is 48.5 years. If a hypothesis test is performed, how should you interpret a decision that rejects the null hypothesis?
Find t
O A. There is not sufficient evidence to support the claim u = 48.5.
Right
O B. There is not sufficient evidence to reject the claim u = 48.5.
O A
O C. There is sufficient evidence to support the claim u = 48.5.
OB
O D. There is sufficient evidence to reject the claim u = 48.5.
OD
Click to select your answer.
Clickt
(?
P Type here to search
Transcribed Image Text:This The mean age of bus drivers in Chicago is 48.5 years. If a hypothesis test is performed, how should you interpret a decision that rejects the null hypothesis? Find t O A. There is not sufficient evidence to support the claim u = 48.5. Right O B. There is not sufficient evidence to reject the claim u = 48.5. O A O C. There is sufficient evidence to support the claim u = 48.5. OB O D. There is sufficient evidence to reject the claim u = 48.5. OD Click to select your answer. Clickt (? P Type here to search
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