Compare the three distributions that describe the percentage

Compare the three distributions that describe the percentages of people who have access to health services, safe water, and sanitation.

Using your calculator or Excel, calculate the One Variable Statistics and record the information below.

Health Services

Safe Water

Sanitation

Mean

70.15

59.55

49.35

Standard deviation

25.01133

23.33474

27.61043

Five-number summary

27

12

5

44.5

46.5

23.25

76

57

47.5

90

76.75

70

100

100

98

1. Which of the three categories has the greatest need for overall improvement? Why? Use your findings above to discuss your answer.

Solution

Sanitation minimum is the least 5

But mean is also the lowest in sanitation.

Hence first thing to be improved is the sanitation

followed by Safe water and then health services