Question 13 (1 point) The manager of an electronic items producing company believes that flexible work schedule might boost average productivity (number of item produced per hour) allowing employees better work-life balance. However, before implementing the flexible work schedule across the entire firm, he would like to investigate the effect of flexible work schedule on output. The following data represent the hourly production output of a sample of 8 employees before and after the work schedule was modified: Employee 1 2 3 4 5 6 7 8 Before 49 43 42 42 44 43 46 45 After 49 48 50 51 49 48 46 46 What type of hypothesis test would you recommend for the manager to test his claim? One-tailed paired sample test. One-tailed independent sample test with assumption of equal population variances. One-tailed independent sample test with assumption of unequal population variances. O Two-tailed paired sample test. Two-tailed independent sample test with assumption of equal population variances