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A normal distribution has a mean of 143 and a standard deviation of 12.7.

 

what is the z score of 165?

 

1.62

 

1.73

 

1.87

 

2.04

 Apr 10, 2019
 #1
avatar+84 
+1

R u doing homework rn cause u r spamming questions and just taking the answers. 

 Apr 10, 2019
 #2
avatar+105454 
+1

[165 - 143]           22

_________  =     ____  =    1.73

   12.7                 12.7

 

 

cool cool cool

 Apr 10, 2019

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