Consider the following hypothesis test: Ho: µ 20 Ha: µ < 20 A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2. a. Compute the value of the test statistic (to 2 decimals). If your answer is negative, use minus "-" sign b. What is the p-value (to 3 decimals)? C. Using a = .05, can it be concluded that the population mean is less than 20? Select v d. Using a = .05, what is the critical value for the test statistic? If your answer is negative, use minus "-" sign e. State the rejection rule: Reject Ho if z is select v the critical value. f. Using a = .05, can it be concluded that the population mean is less than 20? Select v
Consider the following hypothesis test: Ho: µ 20 Ha: µ < 20 A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2. a. Compute the value of the test statistic (to 2 decimals). If your answer is negative, use minus "-" sign b. What is the p-value (to 3 decimals)? C. Using a = .05, can it be concluded that the population mean is less than 20? Select v d. Using a = .05, what is the critical value for the test statistic? If your answer is negative, use minus "-" sign e. State the rejection rule: Reject Ho if z is select v the critical value. f. Using a = .05, can it be concluded that the population mean is less than 20? Select v
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Problem 1P
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![Consider the following hypothesis test:
Ho: µ2 20
Ha: µ < 20
A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2.
a. Compute the value of the test statistic (to 2 decimals). If your answer is negative, use minus "-" sign
b. What is the p-value (to 3 decimals)?
C. Using a = .05, can it be concluded that the population mean is less than 20?
Select v
d. Using a = .05, what is the critical value for the test statistic? If your answer is negative, use minus "-" sign
e. State the rejection rule: Reject Ho if z is select
v the critical value.
f. Using a = .05, can it be concluded that the population mean is less than 20?
Select v](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5e3cc97e-a77f-4ac5-9e71-fb8b01208b37%2Fbab54ee5-4c41-45f8-bc35-7baa65d4eb70%2Fmdip43i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider the following hypothesis test:
Ho: µ2 20
Ha: µ < 20
A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2.
a. Compute the value of the test statistic (to 2 decimals). If your answer is negative, use minus "-" sign
b. What is the p-value (to 3 decimals)?
C. Using a = .05, can it be concluded that the population mean is less than 20?
Select v
d. Using a = .05, what is the critical value for the test statistic? If your answer is negative, use minus "-" sign
e. State the rejection rule: Reject Ho if z is select
v the critical value.
f. Using a = .05, can it be concluded that the population mean is less than 20?
Select v
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