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The accompanying data shows the data on 70 former employees at one of the bank s call centers For each of the following assume equal variances of the two populations a Is there evidence at the 0 05 level of significance that the average length of service for males is the same as for females a Test the null hypothesis that the average length of service for males is the same as for females b Test the null hypothesis that the average length of service for individuals without prior call center experience is the same as those with experience c Test the null hypothesis that the average length of service for individuals with a college degree is the same as for individuals without a college degree 13 d Now conduct tests of hypotheses for equality of variances Were your assumptions of equal variances valid If not 14 repeat the test s for means using the unequal variance test 15 Click the icon to view the call center data Determine the null hypothesis Ho and the alternative hypothesis H Let males be population 1 and females be population 2 Ho H Type integers or decimals Do not round 1 5 6 7 22 8 19 9 10 11 16 17 2 18 19 20 20 21 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 A Gender 1 0 1 F 1 0 0 1 1 0 0 0 1 0 19 1 4 ST 1 7 0 1 2 10 19 0 19 1 1 0 1 1 B C D Prior Call Center Experience College Degree Length of Service years 0 53 0 57 0 63 0 59 0 76 0 76 0 76 0 1 1 1 1 1 7 0 1 7 0 4 1 1 7 0 0 0 0 0 0 0 2 1 7 0 n 0 0 0 0 0 0 0 0 2 0 0 3 0 0 4 1 9 0 7 10 0 29 1 1 0 0 1 7 0 1 0 1 1 1 1 0 88 0 66 0 97 UST 0 94 0 97 0 98 1 04 1 04 1 2 1 06 1 14 1 14 1 16 1 17 1 25 243 1 3 2 1 3 Exp 1 32 LDA 229 13 1 43 141 E F 1 7 1 7 1 20 1 0 1 T 0 7 1 0 9 0 1 10 A 0 al 0 1 1 0 1 0 0 0 1 1 1 0 G 7 1 1 7 0 0 0 0 0 of 0 1 0 0 0 1 0 0 1 1 0 1 7 1 7 0 1 0 0 H 0 1 0 1 0 0 1 0 0 0 0 1 0 7 1 0 1 1 1 0 0 1 1 0 ol 1 1 5 1 67 1 76 1 78 1 82 7 1 79 1 86 1 84 1 91 201 1 97 Sear 2 01 2 09 2 12 2014 2 16 2 17 2 1 2 17 2 1 2 17 2 15 2 19 2 2 2 25 2 3 J K 1 0 0 9 0 0 1 1 3 GI 1 4 0 0 1 1 O 0 0 L 1 1 1 a 0 1 P 1 0 0 O 0 S 1 0 0 0 M

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