Math Math Statistics and Data Analysis

Question 1

What is the mean of the data set: 4, 8, 6, 10, 12?

Accepted Answer

8

Answer

6

Answer

10

Answer

9

Question 2

What is the median of the data set: 3, 7, 2, 9, 5?

Accepted Answer

5

Answer

7

Answer

3

Answer

2

Question 3

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

Accepted Answer

1/2

Answer

1/3

Answer

1/5

Answer

2/5

Question 4

What is the mode of the data set: 4, 7, 4, 9, 7, 4, 3?

Accepted Answer

4

Answer

7

Answer

3

Answer

9

Question 5

What is the range of the data set: 15, 3, 22, 8, 17?

Accepted Answer

19

Answer

15

Answer

22

Answer

13

Question 6

A student scored 72, 85, 90, and 63 on four tests. What is the mean score?

Accepted Answer

77.5

Answer

78

Answer

75

Answer

80