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A researcher is studying how much electricity (in kilowatt hours) people from two different cities use in their homes. Random samples of 13 days from
A researcher is studying how much electricity (in kilowatt hours) people from two different cities use in their homes. Random samples of 13 days from Kansas City {Group 1) and 14 days from Pittsburgh {Group 2) are shown below. Test the claim that the mean number of kilowatt hours in Kansas City greater than the mean number of kilowatt hours in Pittsburgh. Use a significance level of a = 0.05. Assume the populations are approximately normally distributed with unequal variances. Round answers to 4 decimal places. Kansas City -EI What are the correct hypotheses? Note this may View better in full screen mode. Select the correct symbols for each of the 6 spaces. Ho: E] H1: Select an answer E] Selectan answer Based on the hypotheses, find the following: Test Statistic = C] p-value = C] The p-value is to alpha. The correct decision is to . The correct summary would be: the claim that the mean number of kilowatt hours in Kansas City greater than the mean number of kilowatt hours in Pittsburgh. Submit
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