Vacation Days If the average number of vacation days for a selection of various countries has a mean of 29.4 days and a standard deviation of 8.6, find the z scores for the average number of vacation days in each of these countries. Canada 26 days-0.40 Italy 42 days1.47 United States13 days-1.91

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A: The test hypotheses are as follows: Null hypothesis: H0: μ1 = μ2 Alternative hypothesis: Ha: μ1 ≠ μ2…

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A: From the above data Third option is correct 17.8

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Q: Fry Brothers Heating and Air Conditioning, Inc. employs Larry Clark and George Murnen to make…

A:

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Q: sample standard deviation

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A: The Given data is suitable for difference of means.

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A: (a)   State the hypotheses.

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Q: What is the test statistic for this test?

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