Mathematics, 21.09.2019 04:20 hectorgonzalejr333
a sample of 126 corporate managers and another sample of 168 college professors produced mean job-related stress scores of 7.35 for the managers and 6.86 for the professors. suppose that the standard deviations of the stress scores are 1.12 for the managers and 1.82 for the professors. the null hypothesis is that the mean stress scores are the same for corporate managers and college professors, while the alternative hypothesis is that the mean stress score for managers is different from the mean stress score for professors. the significance level for the test is 1%. what are the critical values of z?
Answers: 1
Mathematics, 21.06.2019 13:30, carlalopezelox9533
Patel’s class voted on their favorite color. patel plans to make a circle graph to display the results. which statements are true about the circle graph patel can create? check all that apply.
Answers: 2
Mathematics, 22.06.2019 01:00, saigeshort
Pentagon abcde is dilated according to the rule do,3(x, y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)
Answers: 3
a sample of 126 corporate managers and another sample of 168 college professors produced mean job-re...
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