1. Christine has six siblings in her family. Christine is 56 years old. Her four brothers are 54, 50, 49, and 45 years old, and her sisters are 42 and 40 years old. What is the mean for the six siblings' and Christine's age ?
2. The earthquakes in Los Angeles, California registered 7.5, 3.8 and 4.9 on the Richter Scale last year. What is the mean of the earthquakes in Los Angeles last year?
3. Find the median of the following numbers: 7, 8, 5, 4, 10, 9, 20
4. In the table below, what is the mean of Krissie's math scores?
5. In the table above who has the second highest mean?
6. The average (mean) of three numbers is 6. The first two numbers are 7 and 6. What is the third number?
7. Richard has five brothers. Their ages are 8, 7, 3, 15 and 6 years. Place in ascending order. What is the median age for his brothers?
The table below shows the number of candy sales from the top
four students in Ms. Youngblood's class.
THREE MONTH CHRISTMAS CANDY SALE
8. Which student has the highest mean for the three months?
9. What is the mode of the following numbers? 26, 27, 29, 28, 30, 27, 25
10. Betty scored 89, 98, 86, 88, 95 and 99 on six consecutive math tests. What is the median of these scores?
11. Which set of numbers has the greatest range?
12. Find the range of the following list of numbers: 17, 15, 32, 165, 518, 563, 521
13. Find the range of students at Hops Middle School in the 8th grade class. The class size are listed below: Ms. Jenkins 28, Ms. Jones 22, Ms. Henry 38, Mr. Davis 27, and Ms. Joy 30.
14. Here are some daily figures that appear on the stock market screen of Wall Street Journal before noon:.25, 4/5, 75%, 60%, .33, 1/8. Find the range in the form of a decimal.
15. What is the median of {1, 3, 5, 10, 8, 5, 6, 8}?
16. Find the range of the following numerals: {9.5, 6, 12, 7 ¾, 10}
17. What is the mode of the following: {9, 9, 9, 7, 5, 5, 3, 1}
18. Will did 25 push-ups on Sunday and Monday, 35 on Tuesday and Wednesday and 40 push-ups on Thursday, Friday and Saturday night. What is the median of push-ups that Will did?
19. The temperature in Tallahassee, Florida is as follows for the first five days in September. Find the median for the temperatures.
20. In problem 19 above, what is the mode of the temperatures?
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