The data show the total number of medals (gold, silver, and bronze) won by each country winning at least one gold medal in the 2006 Winter Olympics.

1 2 3 3 4 9 9 11 11

11 14 14 19 22 23 24 25 29

1. Complete the class frequency table for the data.

Total Medals

Frequency

1 - 5

6 - 10

11 - 15

16 - 20

21 - 25

26 - 30

2.) You scored 660 on the GMAT exam. This score puts you in the 78th percentile.

• What percentage of test takers scored lower than you did?

• What percentage of test takers scored higher than you did?

4.) You’re a financial analyst for Prudential-Bache Securities. You have collected the following closing stock prices of new stock issues: 17, 16, 21, 18, 15, 16, 12, 11. What are the quartiles, Q2 and Q3, and the interquartile range?

5.) The following frequency distribution shows the yearly tuitions (in $1,000s) of a sample of private colleges.

Yearly Tuition Frequency

10-14 5

15-19 4

20-24 3

25-29 3

Compute the mean yearly college tuition for this case.

6.) For the above case, compute the standard deviation of the college tuition.

Price: $8.19

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