At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits during the tournament. The statistician reported that the mean serve speed of a particular player was 96 miles per hour (mph) and the standard deviation of the serve speeds was 9 mph. Using the z-score approach for detecting outliers, which of the following serve speeds would represent outliers in the distribution of the player's serve speeds? 65, 105, and 114 ☐ 65 is the only outlier. □ They are all outliers None of them. ☐ 65 and 105 are outliers

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□ At the U.S. Open Tennis Championship a statistician keeps
track of every serve that a player hits during the
tournament. The statistician reported that the mean serve
speed of a particular player was 96 miles per hour (mph)
and the standard deviation of the serve speeds was 9 mph.
Using the z-score approach for detecting outliers, which of
the following serve speeds would represent outliers in the
distribution of the player's serve speeds? 65, 105, and 114
☐ 65 is the only outlier.
☐ They are all outliers
None of them.
□ 65 and 105 are outliers
Transcribed Image Text:□ At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits during the tournament. The statistician reported that the mean serve speed of a particular player was 96 miles per hour (mph) and the standard deviation of the serve speeds was 9 mph. Using the z-score approach for detecting outliers, which of the following serve speeds would represent outliers in the distribution of the player's serve speeds? 65, 105, and 114 ☐ 65 is the only outlier. ☐ They are all outliers None of them. □ 65 and 105 are outliers
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