A local bank claims that the waiting time for its customers to be served is the lowest in the area. A competitor bank checks the waiting times at both banks. The sample statistics are listed below. Test the local bank’s claim. Use the information given below. Use a significance level of .05 and assume the variances are equal. Sample statistics for a local bank and a competitor's bank Sample size Local Bank n1=46 Competitor Bank n2=50 Average waiting time in minutes for each sample X¯¯¯1=2.3 mins. X2__ =2.6 Sample Standard Deviation of each Sample s1= 1.1 mins s2=1.0 mins. Are the samples dependent or independent? answered State your Null/Alternative hypotheses? Answered What is the test-statistic? Answered What is the p-value? answered What are the critical values? answered Does the test-statistic lie in the rejection region? answered Interpret the Result? Does the result change for a different value of alpha? Explain?
A local bank claims that the waiting time for its customers to be served is the lowest in the area. A competitor bank checks the waiting times at both banks. The sample statistics are listed below. Test the local bank’s claim. Use the information given below. Use a significance level of .05 and assume the variances are equal. Sample statistics for a local bank and a competitor's bank Sample size Local Bank n1=46 Competitor Bank n2=50 Average waiting time in minutes for each sample X¯¯¯1=2.3 mins. X2__ =2.6 Sample Standard Deviation of each Sample s1= 1.1 mins s2=1.0 mins. Are the samples dependent or independent? answered State your Null/Alternative hypotheses? Answered What is the test-statistic? Answered What is the p-value? answered What are the critical values? answered Does the test-statistic lie in the rejection region? answered Interpret the Result? Does the result change for a different value of alpha? Explain?
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter7: Locus And Concurrence
Section7.2: Concurrence Of Lines
Problem 28E
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A local bank claims that the waiting time for its customers to be served is the lowest in the area. A competitor bank checks the waiting times at both banks. The sample statistics are listed below. Test the local bank’s claim. Use the information given below. Use a significance level of .05 and assume the variances are equal.
Sample statistics for a local bank and a competitor's bank
Sample size |
Local Bank n1=46 |
Competitor Bank n2=50 |
---|---|---|
Average waiting time in minutes for each sample | X¯¯¯1=2.3 mins. | X2__ =2.6 |
Sample Standard Deviation of each Sample | s1= 1.1 mins | s2=1.0 mins. |
- Are the samples dependent or independent? answered
- State your Null/Alternative hypotheses? Answered
- What is the test-statistic? Answered
- What is the p-value? answered
- What are the critical values? answered
- Does the test-statistic lie in the rejection region? answered
- Interpret the Result?
- Does the result change for a different value of alpha? Explain?
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