For a normally distributed variable, what is probability between of a value: μ - 3σ and μ + 3σ
A) 0.9973002
B) 0.95449974
C) 1.96
D) 68%
solution
μ - 3σ and μ + 3σ
using empirical rule
( - 3< X < + 3) = 99.7%
answer=0.9973002
For a normally distributed variable, what is probability between of a value: μ - 3σ and...
For a normally distributed variable, what is probability between of a value: μ - 3σ and μ + 3σ A) 0.9973002 B) 0.95449974 C) 1.96 D) 68%
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