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Let x be a normal random variable with mean 35 and standard deviation 2. a. Find...

Let x be a normal random variable with mean 35 and standard deviation 2.

a. Find P(30 < x < 38).

.9270

b. Find P(x > 34).

.6915

c. Find P(x = 36).

0

d. Find the area under the distribution of x to the left of 31.

.0228


Solutions

Expert Solution

a)

b)

c)

P(X = 36) = 0 since X is a continuous random variable.

d)

milcah answered 6 months ago
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