A random sample of 81 tourists in Chattanooga showed that they spent an average of $2000(in a week) with a standard deviation of $100 and a sample of 64 tourists in Ontario showed that they spent an average of $2500(in a week) with a standard deviation of $144. We are interested in determining if there is any significant difference between the average expenditures of those who visited the two cities? Test the hypothesis at alpha=0.05 and write all the steps.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 28E
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 A random sample of 81 tourists in Chattanooga showed that they spent an average of $2000(in a week) with a standard deviation of $100 and a sample of 64 tourists in Ontario showed that they spent an average of $2500(in a week) with a standard deviation of $144. We are interested in determining if there is any significant difference between the average expenditures of those who visited the two cities? Test the hypothesis at alpha=0.05 and write all the steps.

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