5 Answered Questions for the topic Normal Probability Distributions

08/01/18

#### Please help me to answer these questions for cumulative distribution of the random variable X

The cumulative distribution of the random variable X is given by
G(x) = 0 for x<0 3x2-2x3 for 0≤x<1 1 for x ≥1 a)Find the...
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Normal Probability Distributions

10/05/17

#### How many different Standard Normal distributions are there?

There is no additional information.

Normal Probability Distributions

10/05/17

#### What proportion of women are underweight?

a study suggested that women between ages 20 and 29 in the US have a mean BMI of 26.8 and standard deviation of 7.4(lets assume these BMIs are normally distributed)
a BMI less than 18.5 is...
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Normal Probability Distributions

10/05/17

#### What proportion of women in this age range are overweight according to this definition?

a study suggested that women between ages 20 and 29 in the US have a mean BMI of 26.8 and standard deviation of 7.4
(lets assume these BMIs are normally distributed)
a BMI of 30 or greater is...
more

Normal Probability Distributions

10/05/17

#### Who had the superior score, Sam or Dave?

SAT critical reading scores are normally distributed w/ a mean of 510 and standard deviation of 155
ACT reading scores are normally distributed w/ a mean of 20.5 ad standard deviation of 5
Sam...
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