CBEST CBEST - California Basic Educational Skills Math: Data Interpretation and Statistics

Question 1

A bar graph shows test scores for 5 students: 72, 85, 90, 68, and 95. What is the median score?

Accepted Answer

85

Answer

82

Answer

90

Answer

80

Question 2

A pie chart shows that 40% of a school's 300 students prefer math. How many students prefer math?

Accepted Answer

120

Answer

40

Answer

160

Answer

100

Question 3

The mean of five numbers is 14. Four of the numbers are 10, 12, 16, and 18. What is the fifth number?

Accepted Answer

14

Answer

12

Answer

16

Answer

10

Question 4

A line graph shows rainfall (inches) for January through April: 3, 5, 4, 6. What is the average monthly rainfall?

Accepted Answer

4.5

Answer

5

Answer

4

Answer

6

Question 5

In a frequency table, the mode of a data set refers to which value?

Accepted Answer

The value that appears most often

Answer

The middle value

Answer

The average of all values

Answer

The difference between highest and lowest

Question 6

A scatter plot shows a strong positive correlation between study hours and test scores. What does this mean?

Accepted Answer

As study hours increase, test scores tend to increase

Answer

As study hours increase, test scores tend to decrease

Answer

Study hours have no effect on test scores

Answer

Test scores are always high regardless of study hours