Statistics

Question

The following list gives the ages of 50 factory workers. Construct a Grouped Frequency Distribution using 7 classes. 

50

63

42

28

30

37

29

61

43

43

27

50

28

28

50

62

34

53

21

32

19

41

60

57

22

35

46

32

30

25

36

52

57

29

35

42

57

35

61

46

21

49

26

40

19

18

25

23

47

28

Range: 

Class Width: 

Fill in the table after creating the frequency distribution on paper. rf and crf are rounded to two decimal places ( Example:  .15 not 0.15). Do not worry about the sum of the column being 1.0. 

Class  Limits

Class Boundaries

Midpoint

f

cf

rf

crf

-

-

-

-

-

-

-

-

-

-

-

-

-

-
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