5.
a) n = 20, x = 3 , p =0.05
P(X>=3) = 1 – P(X < 3) = 1 – P(X <= 2) = 1 – 0.9245 = 0.0755 = 7.55%
b) n = 20, x = 3 , p = 0.0401
P(X>=3) = 1 – P(X < 3) = 1 – P(X <= 2) = 1 – 0.9559 = 0.0441 = 4.41%
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Normal Distribution, Descriptive Statistics.
Typology: Exercises
2019/2020
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a) n = 20, x = 3 , p =0. P(X>=3) = 1 – P(X < 3) = 1 – P(X <= 2) = 1 – 0.9245 = 0.0755 = 7.55% b) n = 20, x = 3 , p = 0. P(X>=3) = 1 – P(X < 3) = 1 – P(X <= 2) = 1 – 0.9559 = 0.0441 = 4.41%