Assume a data set is normally distributed with mean 121 and standard

Category: Mathematics

Q23.5

 

Assume a data set is normally distributed with mean 121 and standard deviation 15. If the data set contains 650 data values, approximately how many of the data values will fall within the range 91 to 151?

 

 

 A.574

 

 B.620

 

 C.424

 

 D.318

 

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