Mathematics, 15.04.2020 01:28 rubyfun58

A normal distribution has a mean of 14 and a standard deviation of 2.5. what is the probability that a randomly-selected x-value from the distribution is in the interval of [11.5, 19]?
a. 0.32
b. 0.68
c. 0.815
d. 0.95

Answers: 2

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A normal distribution has a mean of 14 and a standard deviation of 2.5. what is the probability that a randomly-selected x-value from the distribution is in the interval of [11.5, 19]? a. 0.32 b. 0.68 c. 0.815 d. 0.95

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Another question on Mathematics

A normal distribution has a mean of 14 and a standard deviation of 2.5. what is the probability that a randomly-selected x-value from the distribution is in the interval of [11.5, 19]?
a. 0.32
b. 0.68
c. 0.815
d. 0.95