katiebuttry18 katiebuttry18
  • 28-09-2017
  • Mathematics
contestada

the scores on an exam are normally distributed with a mean of 74 and a standard deviation of 7. what percent of the score are less than 81?

A. 50%

B. 84%

C. 13.5%

D. 16%

Respuesta :

MRPIE1204
MRPIE1204 MRPIE1204
  • 28-09-2017
B m fellow now help me with my wuestion
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Charzie
Charzie Charzie
  • 17-10-2018

Your answer is B. 84% :)


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