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## Statistics

To find mean, standard deviation and expected value.

1) Work out the MEAN and STANDARD DEVIATION for the distribution below:

 X 0 1 2 3 4 P(X) 0.24 0.41 0.26 0.08 0.01

2) In a particular game a person wins \$1 if they roll a 2 or a 6 on a regular cube die. The win zero (0) if they roll an off number - they win \$10 if they roll a 4. What is the expected value of the roll?

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M920735

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