Finding Probability of or

Normal distribution

Example: Percentiles and Normal

Distributions

The final exam scores in a statistics

class were normally distributed with

a mean of $63$ and a standard deviation

of $s.$

$1-$ Find the ${70}^{th}$ percentile

$2-$ For what valuse is $64\%$ of the data

above

$3-$ For what interval of test scores

is $40\%$ of the data around the moom