Question

) A company has just switched to a 4-day work week. It has measured the number of units produced per week for 10 employees before and after the change. Does the change impact production. Employee Before After A 25 23 B 26 24 C 27 26 D 22 19 E 29 30 F 25 24 G 29 22 H 30 32 I 25 23 J 28 21 Does changing the workweek influence sales? Use α =.05 2 tailed. State the null hypothesis. Changing the work week DOES NOT influence sales. State the alternative hypothesis. Changing the work week DOES influence sales. Compute the appropriate t-test. State the critical t needed for significance (careful with the signs). What would your conclusions be if you used the sign test and why? Use α =.05 2 tailed.

Answer 1