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Author Question: At a tennis tournament a statistician keeps track of every serve. The statistician reported that the ... (Read 145 times)

CharlieWard

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on: Jul 24, 2018
At a tennis tournament a statistician keeps track of every serve. The statistician reported that the mean serve speed of a particular player was 98 miles per hour (mph) and the standard deviation of the serve speeds was 14 mph.
 
  If nothing is known about the shape of the distribution, give an interval that will contain the speeds of at least eight-ninths of the players serves. A) 56 mph to 140 mph B) 70 mph to 126 mph
  C) 42 mph to 154 mph D) 140 mph to 182 mph

Question 2

the age of the oldest dog in a kennel
 
  A) continuous B) discrete


millet

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


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