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Name _________________________________________ Date_______________

WEEKLY QUIZ

1. This line plot represents the number of raisins that Janika's class counted in each of the 20 boxes

of cereal. What is the median number of raisins in a box?

A. 27B. 29C. 30D. 31

2. This box-and-whisker plot shows the weight, in pounds, of players on the football team. What is

the median weight of the football players?

A. 200 poundsB. 210 poundsC. 220 poundsD. 240 pounds

3. A study was conducted to determine the effectiveness of a speed limit sign. The speeds of carsat the 65 mph sign were:

60 70 65 70 74 58 71 88 65 85

Which box-and-whisker plot correctly displays the information?

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A. AB.

BC. C

D. D

4. A math test was given with an extra credit question allowing students to receive over 100%. The

box-and-whisker plot below shows the students' percentages. Give the following:

4a. the median__________

4b. the upper and lower quartiles__________

4c. the range___________________

5. Family A has 2 children, Family B has 1 child, Family C has 1 child, and Family D has 4 children.

What is the mean number of children for the families?

A. 1B. 2C. 3D. 4

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7. Family A has 2 children, Family B has 0 children, Family C has 1 child, and Family D has 0

children. Find the mode for this data.

A. 0B. 1C. 2D. 3

8. Students collected books for a book drive. Five students collected the following number of books:

student 1: 17 books

student 2: 8 books

student 3: 10 books

student 4: 8 books

student 5: 12 books

What is the mode of this set of data? ______________

9. What is the average (mean) number of books collected per student?

A. 8 booksB. 10 booksC. 11 booksD. 12 books

10. Last summer Samantha swam the backstroke in five swim meets. Her times were:

56 seconds 56 seconds 44 seconds 47 seconds 42 seconds

Find the mean of her times.

6. What is the mean of this set of numbers?

Data Set: 4, 8, 3, 2, 5, 8, 12A. 4B.

5C. 6

D. 7

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A. 47B. 49C. 50D. 56

11. Mary's quiz scores were 92, 85, 78, 92, 71, 77, and 80. She told her mother she had anaverage of 92 for her quiz scores. Which term best describes her average score?

A. meanB. medianC. modeD. range