AnswersCA-Statistics and Probability BPreparing to Estimate a Population ProportionQuestion 9
9
AssignmentMultiple Choice

Preparing to Estimate a Population Proportion

Question 9 • CA-Statistics and Probability B

Is it reasonable to conclude that more than half of US adults use their cell phones to play online games?

Answer
A
Yes, because anyone who has a cell phone is going to use it to play online games.
B
No, because a different sample might give different results.
C
No, because the interval of US adults who use their cell phones to play online games is entirely above 0.5.
D
Yes, because the interval of US adults who use their cell phones to play online games is entirely above 0.5.
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