Epina9489 Epina9489

21-04-2022
Mathematics

contestada

On a test that has a normal distribution, a score of 25 falls three standard deviations
below the mean, and a score of 35 falls two standard deviations above the mean.
Determine the mean of this test.

Respuesta :

LocaRenne23 LocaRenne23

23-04-2022

Answer: 31

Step-by-step explanation: 25 and 35 are 5 standard deviations apart

35-25/5 =10/15 =2

Add/ Subtract 2 each time

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