dheydar8936 dheydar8936
  • 20-02-2024
  • Physics
contestada

Suppose x is a normal random variable with mean (μ) equal to 60 and standard deviation ( σ ) of 2 . If the z score was calculated to be −1.3, what is the value of x ?
a.62.6
b.61.3
c.58.7
d.57.4
e54.7

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