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Imagine you wish to determine whether the mean number of hours worked per week by men in a sample differs from the national 40-hour average. Use the information below to calculate the t-statisic. Be sure to also specify the degrees of freedom. Weekly Hours Worked by Men Range 60 Minimum value 5 Maximum value 65 Mean 42.31 Standard deviation 10.00 Number of observations 29

Sagot :

mohammedhanan158

Answer:

Step-by-step explanation:

The sample standard deviation (s) divided by the square root of the number of observations in the sample (n).

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