9. In a gambling game, a man is paid P3 if he draws a jack or queen and P5 if he draws a king or ace from an ordinary deck of 52 playing cards. How much should he pay to play if the game is fair? Epected vohe

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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9. In a gambling game, a man is paid P3 if he draws a jack or queen and
P5 if he draws a king or ace from an ordinary deck of 52 playing cards.
How much should he pay to play if the game is fair? Epected vahe
10. The random variable X, representing the number of chocolate chips in
a cookie, has the following probability distribution:
5 6
0.3
2
P(X = x)
0.01
0.25
4
0.4
0.04
Find the mean, variance and standard deviation of x.
Transcribed Image Text:9. In a gambling game, a man is paid P3 if he draws a jack or queen and P5 if he draws a king or ace from an ordinary deck of 52 playing cards. How much should he pay to play if the game is fair? Epected vahe 10. The random variable X, representing the number of chocolate chips in a cookie, has the following probability distribution: 5 6 0.3 2 P(X = x) 0.01 0.25 4 0.4 0.04 Find the mean, variance and standard deviation of x.
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