According to a recent​ study, 80% of adults say they play games on their smartphone. Suppose we randomly select 200 adults and find that​ 68% of the sample plays games on their smartphone. Which of the following correctly describes the distribution for the proportion of adults in the sample who play games on their​ smartphone?   A. ​pˆ ~​ AN(0.68, 0.0330)   B. ​pˆ ~​ AN(0.80, 0.0283)   C. ​pˆ ~​ AN(0.80, 0.0330)   D. X​ ~ AN(160,​ 5.6569)

Question
According to a recent​ study, 80% of adults say they play games on their smartphone.
Suppose we randomly select 200 adults and find that​ 68% of the sample plays games on
their smartphone. Which of the following correctly describes the distribution for the
proportion of adults in the sample who play games on their​ smartphone?
 
A.
​pˆ ~​ AN(0.68, 0.0330)
 
B.
​pˆ ~​ AN(0.80, 0.0283)
 
C.
​pˆ ~​ AN(0.80, 0.0330)
 
D.
X​ ~ AN(160,​ 5.6569)

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Advanced Topics in Statistics

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