An article in the local paper about salaries showed that staff nurses in San Antonio earn less than staff nurses in Portland. A manager at a San Antonio hospital wants to test the claim. The hospital manager conducts a follow up survey of 29 staff nurses in San Antonio and 28 staff nurses in Portland. The manager finds that the sample from San Antonio showed an average salary of $55118.56 with a standard deviation of $2571.31, and the sample from Portland showed an average salary of $57261.63 with a standard deviation of $3114.53. Test the claim using a 1% level of significance. Assume the population variances are unequal and that salaries are normally distributed. Give answers to 4 decimal places. What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols in the order they appear in the problem. Ho: Select an answer ♥ ? vSelect an answer ♥ H1: Select an answer ♥ ? v| Select an answer ♥ Based on the hypotheses, find the following: Test Statistic= p-value= The correct decision is to Select an answer The correct summary would be: Select an answer that the mean salaries of staff nurses in San Antonio earn less than staff nurses in Portland.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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An article in the local paper about salaries showed that staff nurses in San Antonio earn less than staff nurses in Portland. A manager at a San Antonio hospital wants to test the claim. The hospital manager conducts a follow-up survey of 29 staff nurses in San Antonio and 28 staff nurses in Portland. The manager finds that the sample from San Antonio showed an average salary of $55118.56 with a standard deviation of $2571.31, and the sample from Portland showed an average salary of $57261.63 with a standard deviation of $3114.53. Test the claim using a 1% level of significance. Assume the population variances are unequal and that salaries are normally distributed. Give answers to 4 decimal places.

What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols in the order they appear in the problem.

H₀: [Select an answer] [?] [Select an answer]

H₁: [Select an answer] [?] [Select an answer]

Based on the hypotheses, find the following:

Test Statistic = [Enter value]

p-value = [Enter value]

The correct decision is to [Select an answer].

The correct summary would be: [Select an answer] that the mean salaries of staff nurses in San Antonio earn less than staff nurses in Portland.
Transcribed Image Text:An article in the local paper about salaries showed that staff nurses in San Antonio earn less than staff nurses in Portland. A manager at a San Antonio hospital wants to test the claim. The hospital manager conducts a follow-up survey of 29 staff nurses in San Antonio and 28 staff nurses in Portland. The manager finds that the sample from San Antonio showed an average salary of $55118.56 with a standard deviation of $2571.31, and the sample from Portland showed an average salary of $57261.63 with a standard deviation of $3114.53. Test the claim using a 1% level of significance. Assume the population variances are unequal and that salaries are normally distributed. Give answers to 4 decimal places. What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols in the order they appear in the problem. H₀: [Select an answer] [?] [Select an answer] H₁: [Select an answer] [?] [Select an answer] Based on the hypotheses, find the following: Test Statistic = [Enter value] p-value = [Enter value] The correct decision is to [Select an answer]. The correct summary would be: [Select an answer] that the mean salaries of staff nurses in San Antonio earn less than staff nurses in Portland.
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