Independent random samples of managers' yearly salaries (in $1000) taken from governmental and private organizations provided the following information.At a .05 level of significance, test to determine if there is a significant difference between the average salaries of the managers in the two sectors.
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H0: μ1 - μ2 = 0
Ha: μ1 - μ2 ≠ 0
df = 56; tes...
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