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- 1. Multiple Choice
What could you infer about the variability of these two data sets?
The boys would be greater than then girls
They would be about the same
The girls would be greater than the boys
There is no comparison
- 2. Multiple Choice
Crystal surveyed 16 of her friends to determine their favorite free time activities. 50% said watching TV, 25% said reading, 10% said playing sports, and the rest said going to the movies. Which circle graph could best represent Crystal's data?
- 3. Multiple Choice
Since the data is symmetrical, which measure of center is the best use?
Mean
Mode
Median
Range
- 4. Multiple Choice
A company makes four different computer models: XL10, XL50, XL200, and XL900. The company surveyed customers who bought these computers last year to determine the satisfaction/dissatisfaction rate among purchasers. The results of the survey are shown in the graph provided.
Which conclusion is supported by the graph?
The purchasers of the XL50 had the highest rate of satisfaction.
The purchasers of the XL900 had the highest rate of satisfaction.
The purchasers of the XL10 had the highest rate of dissatisfaction.
The purchasers of the XL200 had the highest rate of dissatisfaction.
- 5. Multiple Choice
The circle graphs provided show how Doug and Fred spend their time after school.
What is the difference between the percent of time Doug spends playing sports and the percent of time Fred spends playing sports?
14%
10%
4%
1%
- 6. Multiple Choice
Ron, Meg, Kip, and Gil sold a total of 95 tickets to the school dance. Ron sold twice as many tickets as Meg, and two of these students sold the same amount. Which of the following graphs shows this information?
- 7. Multiple Choice
The box-and-whisker plots summarize the hourly wages of employees at two different fitness clubs.
Based on the box-and-whisker plots, which statement must be valid?
Fitness Plus has a smaller spread in the upper 25% of the hourly wages than The Fitness Center
Fitness Plus has a smaller spread in the middle 50% of the hourly wages than The Fitness Center
The Fitness Center has more employees earning an hourly wage of $17 than Fitness Plus
The Fitness Center has a larger range in employee hourly wages than Fitness Plus
- 8. Multiple Choice
A class has taken a survey about their favorite treats.
Which bar graph best represents the data from this survey?
- 9. Multiple Choice
Which bar graph displays the same information as the table provided?
- 10. Multiple Choice
The box plot shows the prices of different bicycles in a store.
What is the median price of a bicycle at the store?
$225
$300
$350
$450
$500
- 11. Multiple Choice
What is the range of the data?
12
5.6
5
10
- 12. Multiple Choice
Mrs. Schultz gave her students a math test at the beginning of the school year and recorded the grades for each of her 20 students. She gave the same quiz at the end of the year and again recorded the grades for each student. The grades for both quizzes are displayed.
How many points higher was the average (mean) score for the second test than the first test?
13
14
15
16
- 13. Multiple Choice
Mrs. Glick displayed the line plot shown to her students. Four students then analyzed the dot plot. Each student's response is shown in the provided table.
Who CORRECTLY analyzed the data in Mrs. Glick's dot plot?
Blythe
Cliff
Donna
Earnest
- 14. Fill in the Blank
The line plot shows the number of pairs of women's shoes sold by size in one week. Each "x" represents one pair of shoes.
What is the median size of the shoes sold?
- 15. Multiple Choice
What is a valid inference you can make based off of this data?
The data is symmetrical
No inference can be made
People spend more time exercising than playing video games
People spend more time playing video games than exercising
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