We have given that  Mean, μ = 21 Standard deviation, σ = 3 Z-Score, z = ( X - μ )/σ d) What value of   x x   has a   z z  -score of   − 1.3 - 1.3  ? x = x

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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We have given that 

Mean, μ = 21

Standard deviation, σ = 3

Z-Score, z = ( X - μ )/σ
d) What value of  
x
x
  has a  
z
z
 -score of  

1.3
-
1.3
 ?
x
=
x
=
 
e) What value of  
x
x
  has a  
z
z
 -score of  
0
0
 ?

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