ShayShay123 ShayShay123

13-02-2017
Mathematics

Answered

Consider a normally distributed data set, with a mean of 42 and a standard deviation of 2. If there are 450 values between 40 and 44, how many values are in the distribution (to the nearest integer) ?

Verified Answer :

LammettHash LammettHash

17-02-2017

\(\mathbb P(40

In a normal distribution, about 68% of it lies within one standard deviation of the mean, so \(\mathbb P(-1.

So if 68% of the population is 450, then there must be about 662 total values.

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