Let X Be a Normally Distributed Random Variable with a Mean

question 97

Short Answer

Let X be a normally distributed random variable with a mean of 12 and a standard deviation of 1.5.What proportions of the values of X are:
a.less than 14
b.more than 8
c.between 10 and 13

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Definitions:

Hypothesis

A proposed explanation for a phenomenon made as a starting point for further investigation, testing, or experimentation.

Plausible

Seeming reasonable or probable; believable or credible.

Indirectly

Not directly, but by means of an intermediate step or through a secondary cause.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, testing, or experimentation.