Answers CA-Statistics and Probability B Estimating a Population ProportionQuestion 9

9

AssignmentMultiple Choice

Estimating 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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