Finding value of test statistic using two-tail ''z''

Reference no: EM1317817

Finding value of test statistic using two-tail 'Z' distribution and interpret result.

A researcher is interested in whether social assertiveness might be influenced by training procedures. Two groups of college sophomores are randomly selected. Group A subjects are assigned to the "training sessions" and Group B subjects do not receive the training. Both groups are given the "Social Assertiveness" test (higher scores indicate greater assertiveness). The results are the following:

Group A:	14	11	10	10	8	6	5	9	7	9	10	9	7	8	9	10	11
Group B:	12	10	10	8	7	6	4	2	5	4,	6	3	8	6	5	4

Reference no: EM1317817

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