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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. 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.

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.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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. Ho: Select an answer v ? v Select an answer ♥ H1: Select an answer v ? v Select an answer v 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 v 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. Ho: Select an answer v ? v Select an answer ♥ H1: Select an answer v ? v Select an answer v 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 v that the mean salaries of staff nurses in San Antonio earn less than staff nurses in Portland.
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