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Sum (x) Frequency of sum: Relative Frequency P(x) 2 7/50 0.14 3 5/50 0.10 4 6/50 0.12 5 7/50 0.14 6 5/50 0.10 7 8/50 0.16 8 4/50 0.08 9 3/50 0.06 10 2/10 0.20 11 1/10 0.10 12 1/10 0.10 Use the empirical data to calculate the mean, variance, and standard deviation of this probability distribution. Show all work. Use your results to calculate the empirical probability of rolling a sum less than 4.    Use your results to calculate the empirical probability of rolling a sum between (and including) 3 and 7.

Sum (x) Frequency of sum: Relative Frequency P(x) 2 7/50 0.14 3 5/50 0.10 4 6/50 0.12 5 7/50 0.14 6 5/50 0.10 7 8/50 0.16 8 4/50 0.08 9 3/50 0.06 10 2/10 0.20 11 1/10 0.10 12 1/10 0.10 Use the empirical data to calculate the mean, variance, and standard deviation of this probability distribution. Show all work. Use your results to calculate the empirical probability of rolling a sum less than 4.    Use your results to calculate the empirical probability of rolling a sum between (and including) 3 and 7.

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.4: Expected Value
Problem 20E
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Question

Sum (x)

Frequency of sum:

Relative Frequency P(x)

2

7/50

0.14

3

5/50

0.10

4

6/50

0.12

5

7/50

0.14

6

5/50

0.10

7

8/50

0.16

8

4/50

0.08

9

3/50

0.06

10

2/10

0.20

11

1/10

0.10

12

1/10

0.10
  • Use the empirical data to calculate the mean, variance, and standard deviation of this probability distribution. Show all work.
  • Use your results to calculate the empirical probability of rolling a sum less than 4.

 

 Use your results to calculate the empirical probability of rolling a sum between (and including) 3 and 7.

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