The length of the thorax in a population of male fruit flies is approximately Normal with mean 0.750 millimeters (mm) and standard deviation 0.075 mm. Use the 68-95-99.7 rule to answer the following questions.

(a) The range of lengths that covers about 99.7% of this distribution is between
and
mm. (Round your answers to three decimal places)

(b) Approximately what PERCENT of male fruit flies have a thorax length exceeding 0.825 mm?

Question

The length of the thorax in a population of male fruit flies is approximately Normal with mean 0.750 millimeters (mm) and standard deviation 0.075 mm. Use the 68-95-99.7 rule to answer the following questions.

(a) The range of lengths that covers about 99.7% of this distribution is between  
 and  
 mm. (Round your answers to three decimal places) 


(b) Approximately what PERCENT of male fruit flies have a thorax length exceeding 0.825 mm?

raffle_snaffle · Answer

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