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please show work to understand :)   A gambler is going to play a gambling game. In each game, the chance of winning $3 is 2/10, the chance of losing $2 is 3/10, and the chance of losing $1 is 5/10. Suppose the gambler is going to play the game 5 times. (a) Write down the box model for keeping track of the net gain and the box model for keeping track of the number of winning plays. (b) Calculate the expected value and standard error for the number of winning plays. (c) Would it be appropriate to use the normal approximation for the number of winning plays? Why or why not?

please show work to understand :)   A gambler is going to play a gambling game. In each game, the chance of winning $3 is 2/10, the chance of losing $2 is 3/10, and the chance of losing $1 is 5/10. Suppose the gambler is going to play the game 5 times. (a) Write down the box model for keeping track of the net gain and the box model for keeping track of the number of winning plays. (b) Calculate the expected value and standard error for the number of winning plays. (c) Would it be appropriate to use the normal approximation for the number of winning plays? Why or why not?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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please show work to understand :)

 

A gambler is going to play a gambling game. In each game, the chance of winning $3 is 2/10,
the chance of losing $2 is 3/10, and the chance of losing $1 is 5/10. Suppose the gambler is
going to play the game 5 times.

(a) Write down the box model for keeping track of the net gain and the box model for keeping track of the number of winning plays.


(b) Calculate the expected value and standard error for the number of winning plays.


(c) Would it be appropriate to use the normal approximation for the number of winning
plays? Why or why not? 

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