CMAS CMAS Data Interpretation and Analysis

Question 1

A bar graph shows that 120 students chose soccer and 80 students chose basketball as their favorite sport. How many more students chose soccer than basketball?

Accepted Answer

40

Answer

20

Answer

50

Answer

200

Question 2

A line graph shows a steady increase in temperature from 60°F on Monday to 90°F on Friday. What is the average daily temperature increase?

Accepted Answer

7.5°F per day

Answer

6°F per day

Answer

10°F per day

Answer

30°F per day

Question 3

In a pie chart, one sector represents 25% of the total. If the total is 200 students, how many students does that sector represent?

Accepted Answer

50

Answer

25

Answer

75

Answer

100

Question 4

A stem-and-leaf plot shows the following data: stem 4 with leaves 2, 5, 8 and stem 5 with leaves 1, 3. What is the median of this data set?

Accepted Answer

48

Answer

45

Answer

51

Answer

53

Question 5

Which measure of central tendency is most affected by an extreme outlier in a data set?

Accepted Answer

Mean

Answer

Mode

Answer

Median

Answer

Range

Question 6

A table shows that a plant grew 2 cm in week 1, 4 cm in week 2, 6 cm in week 3, and 8 cm in week 4. What type of pattern does this represent?

Accepted Answer

Linear (arithmetic) pattern

Answer

Random variation

Answer

Exponential growth

Answer

Decreasing pattern