+0  
 
0
1232
1
avatar+589 

Suppose a normal distribution has a mean of 20 and a standard deviation of 4.

A value of 26 is how many standard deviations away from the mean?

 

  • −1.5
  • −0.5
  • 0.5
  • 1.5
 Feb 15, 2018
 #1
avatar+16321 
+1

(26-20)/4 = 1.5

 Feb 15, 2018

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