Solve for (D) The following data represent the number of games played in each series of an annual tournament from 1923 to 2019. Complete parts (a) through (d) below.x (games played) 4 5Frequency0.5AP(X)19 21 214 5676 7X35AP(X)0.545(c) Compute and interpret the mean of the random variable X.x = 5.8 game(s)(Round to one decimal place as needed.)6(d) Compute the standard deviation of the random variable X.6x = game(s)(Round to one decimal place as needed.)7XAP(X)0.5-45 6 7Interpret the mean of the random variable X. Select the correct choice below and fill in the answer box within your choice.(Round to one decimal place as needed.)A. The series, if played many times, would be expected to last at least 5.8 game(s), on average.B. The series, if played one time, would be expected to last aboutgame(s)QAP(X)0.5445 6 7X

Games played (x)frequency (f)419521621735

Answered: 19 21 21 35 X Q Q 05 AP(X) 5 6 7 Q Q 2

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19 21 21 35 X Q Q 05 AP(X) 5 6 7 Q Q 2

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter12: Probability

Section12.4: Discrete Random Variables; Applications To Decision Making

Problem 2E

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Question

Solve for (D)

The following data represent the number of games played in each series of an annual tournament from 1923 to 2019. Complete parts (a) through (d) below.
x (games played) 4 5
Frequency
0.5
AP(X)
19 21 21
4 567
6 7
X
35
AP(X)
0.54
5
(c) Compute and interpret the mean of the random variable X.
x = 5.8 game(s)
(Round to one decimal place as needed.)
6
(d) Compute the standard deviation of the random variable X.
6x = game(s)
(Round to one decimal place as needed.)
7
X
AP(X)
0.5-
4
5 6 7
Interpret the mean of the random variable X. Select the correct choice below and fill in the answer box within your choice.
(Round to one decimal place as needed.)
A. The series, if played many times, would be expected to last at least 5.8 game(s), on average.
B. The series, if played one time, would be expected to last about
game(s)
Q
AP(X)
0.54
4
5 6 7
X

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