Data Analysis Quiz

1. The table shows the number of rainy days during a 4-week period. The table shows the number of rainy days during a 4-week period.

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2. Most people borrow money to buy a house. They make monthly payments to pay back the money they borrowed. What kind of expense is a house payment?

• Fixed expense, because the amount is usually the same each month.

• Fixed expense, because the amount is usually different each month.

• Variable expense, because the amount is usually the same each month.

• Variable expense, because the amount is usually different each month.

3. The stem-and-leaf plot shows the student’s scores on a math test.

What is the difference between the highest and lowest score?

• 28

• 162

• 36

• 32

4. Amy sold hair bows.

• Amy’s expenses were $15.87.

• Amy sold 14 hair bows for $3 each.

What was Amy’s profit?

• $12.87

• $26.13

• $26.23

• $32.87

Tags

TEKS.MATH.7.3B

5. There are nine fourth grade classrooms. The dot plot shows the number of students in each of the fourth grade classrooms.

Which list of numbers represents the data in the graph?

• 21, 22, 23

• 20, 21, 21, 21, 22, 22, 22, 23, 23, 24

• 21, 21, 21, 22, 22, 22, 23, 23, 23

• 21, 21, 21, 22, 22, 22, 22, 23, 23

6. Which of the services listed below are not likely to be provided by a financial institution such as a bank for its customers?

• loans

• checking account

• savings account

• family advice

7. The table below shows some of Shannon’s expenses for the month and lists the type of each expense. One expense is not yet labeled.

What type of expense should Shannon label entertainment and why?

• Variable expense, because the amount is usually the same each month.

• Variable expense, because the amount is usually different each month.

• Fixed expense, because the amount is usually the same each month.

• Fixed expense, because the amount is usually the same each month.

8. The list shows the height of twelve trees in feet.

27, 31, 20, 22, 25, 27, 19, 32, 28, 22, 18, 30

Which plot represents the data in the list?

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9. The dot plot shows the length of seventeen strings in inches.

Which frequency table represents the same data shown on the dot plot?

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Tags

TEKS.MATH.2.9D

10. The frequency table shows the number of students in Mrs. Josie’s class that brought a sack lunch during a five-day period. The table is missing data for day four.

The number of students that brought a lunch on day four is twice the number that brought a lunch on day one. How many sack lunches did students bring in all during this five-day period?