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- 1. Multiple Choice2 minutes1 pt
Which statistic can

*not*be determined from a box plot representing the scores on a math test in Mrs. DeRidder’s algebra class?the lowest score

the median score

the highest score

the score that occurs most frequently

- 2. Multiple Choice30 seconds1 pt
The dot plot shown below represents the number of pets owned by students in a class.

Which statement about the data is

*not*true?The median is 3.

The interquartile range is 2.

The mean is 3.

The data contain no outliers.

- 3. Multiple Choice30 seconds1 pt
The table below shows the annual salaries for the 24 members of a professional sports team in terms of millions of dollars.

The team signs an additional player to a contract worth 10 million dollars per year. Which statement about the median and mean is true?

Both will increase.

Only the median will increase.

Only the mean will increase.

Neither will change.

- 4. Multiple Choice30 seconds1 pt
Corinne is planning a beach vacation in July and is analyzing the daily high temperatures for her potential destination. She would like to choose a destination with a high median temperature and a small interquartile range. She constructed box plots shown in the diagram below.

Which destination has a median temperature above 80 degrees and the smallest interquartile range?

Ocean Beach

Whispering Palms

Serene Shores

Pelican Beach

- 5. Multiple Choice30 seconds1 pt
Isaiah collects data from two different companies, each with four employees. The results of the study, based on each worker’s age and salary, are listed in the tables below.

Which statement is true about these data?

The mean age of workers at company 1 is greater than the mean age of workers at company 2.

The median salaries in both companies are greater than $37,000.

The mean salary in company 1 is greater than the mean salary in company 2.

The salary range in company 2 is greater than the salary range in company 1.

- 6. Multiple Choice30 seconds1 pt
Christopher looked at his quiz scores shown below for the first and second semester of his Algebra class.

Semester 1: 78, 91, 88, 83, 94

Semester 2: 91, 96, 80, 77, 88, 85, 92

Which statement about Christopher’s performance is correct?

The third quartile for semester 2 is greater than the third quartile for semester 1.

The interquartile range for semester 1 is greater than the interquartile range for semester 2.

The median score for semester 1 is greater than the median score for semester 2.

The mean score for semester 2 is greater than the mean score for semester 1.

- 7. Multiple Choice1 minute1 ptGabriella’s quiz grades are shown below.

88, 92, 92, 96, 98

Gabriella scored a 20 on her sixth quiz. What effect does this score have?The low score causes the median to increase.The low score causes the median to decrease.The low score causes the mean to increase.The low score causes the mean to decrease. - 8. Multiple Choice30 seconds1 ptFind the Mean.5.855.66
- 9. Multiple Choice1 minute1 ptFind the IQR (interquartile range) using the following information.

Minimum: 77

Q1: 79.5

Median: 86.5

Q3: 90.5

Maximum: 9986.52290.511 - 10. Multiple Choice30 seconds1 ptWho has the least interquartile range?Yardley GroceryVindale Grocery
- 11. Multiple Choice1.5 minutes1 ptWhat is the minimum value?64586660
- 12. Multiple Choice1 minute1 ptWhat percentage of girls have blonde hair?30%32%29%40%
- 13. Multiple Choice1 minute1 ptWhat percentage of the students have brown hair?25%60%45%50%
- 14. Multiple Choice1 minute1 ptWhat percentage of SUV's are driven by women?56.25%75%83.25%86.5%
- 15. Multiple Choice1.5 minutes1 ptWhat percentage of the days that it rained, did they forecast no rain?About 20%About 18%About 14%About 12%
- 16. Multiple Choice1.5 minutes1 ptWhich age group liked Action movies the least?18-2525-4950+238
- 17. Multiple Choice45 seconds1 pt
How many total people were surveyed?

78

22

70

100

- 18. Multiple Choice1.5 minutes1 pt
How many total have an MP3 player?

13

57

70

100

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