Question

A sample data set includes the following age of employees. What is the range of values using empirical rule for 68%:

43

22

24

26

28

32

34

36

38

44

49

51

53

61

		(26.67,50.92)
		(24.33,55.47)
		(26.71,50.58)
		(22.76,53.52)

Answer 1

Here sample size = n = 14

                            

                                                                

                                                                

From 68-95-99.7 empirical rule, we know 68% of the data lies with 1 standard deviations from the mean.

So, range of values;

3rd option is correct.