MPT Applied Concepts 4

Question 1

The test scores of 5 students are 72, 85, 90, 68, and 80. What is the mean score?

Accepted Answer

79

Answer

80

Answer

85

Answer

83

Question 2

The ages of 7 people are: 14, 22, 17, 22, 31, 19, 22. What is the mode?

Accepted Answer

22

Answer

17

Answer

19

Answer

31

Question 3

A bag contains 3 red, 5 blue, and 2 green marbles. What is the probability of randomly drawing a green marble?

Accepted Answer

1/5

Answer

1/4

Answer

2/5

Answer

1/10

Question 4

What is the median of the data set {3, 7, 9, 12, 15}?

Accepted Answer

9

Answer

7

Answer

10

Answer

12

Question 5

A student scored 78, 85, and 91 on three tests. What score on the fourth test gives an average of exactly 85?

Accepted Answer

86

Answer

82

Answer

84

Answer

88

Question 6

A spinner has 8 equal sections numbered 1 through 8. What is the probability of landing on an even number?

Accepted Answer

1/2

Answer

3/8

Answer

5/8

Answer

1/4

Question 7

What is the range of the data set {4, 11, 7, 3, 15, 9}?

Accepted Answer

12

Answer

10

Answer

11

Answer

13