Sandra B.

asked • 03/10/21

Please help. I’ve already spent 10mins trying to answer this.

X is a normally distributed random variable with mean 61 and standard deviation 23. What is the probability that X is between 43 and 79?

(A) 56.61%

(B) 50.65%

(C) 46.41%

(D) 50.41%

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