ou were told that the mean daily cost of a hotel room in downtown St. Louis is $120. You will be needing to rent a hotel room there in the near future and you want to find the best rate. You randomly select a sample of 18 hotel rooms and find that the average cost is $121.33 with a standard deviation of $18.046. At the α = 0.05 significance level, determine if there is enough evidence to reject the claim. What is the decision for this hypothesis test?  Reject the null because the test statistic is in the critical region and the p-value is less than alpha.  Reject the null because the test statistic is not in the critical region and the p-value is greater than alpha.  Fail to reject the null because the test statistic is not in the critical region and the p-value is greater than alpha.  Fail to reject the null because the test statistic is not in the critical region and the p-value is less than alpha.

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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You were told that the mean daily cost of a hotel room in downtown St. Louis is $120. You will be needing to rent a hotel room there in the near future and you want to find the best rate. You randomly select a sample of 18 hotel rooms and find that the average cost is $121.33 with a standard deviation of $18.046. At the α = 0.05 significance level, determine if there is enough evidence to reject the claim. What is the decision for this hypothesis test?

You were told that the mean daily cost of a hotel room in downtown St. Louis is $120. You will be needing to rent a hotel room there in the near future and you want to find the best rate. You randomly select a sample of 18 hotel rooms and find that the average cost is $121.33 with a standard deviation of $18.046. At the α = 0.05 significance level, determine if there is enough evidence to reject the claim. What is the decision for this hypothesis test?

 Reject the null because the test statistic is in the critical region and the p-value is less than alpha.
 Reject the null because the test statistic is not in the critical region and the p-value is greater than alpha.
 Fail to reject the null because the test statistic is not in the critical region and the p-value is greater than alpha.
 Fail to reject the null because the test statistic is not in the critical region and the p-value is less than alpha.
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