Question 1177993
here's a definition of the empirical rule.


<a href = "https://www.investopedia.com/terms/e/empirical-rule.asp" target = "_blank">https://www.investopedia.com/terms/e/empirical-rule.asp</a>


based on that rule, 6% are wihin 1 standard deviation of the mean.


since the mean is 67 and the standrd deviation is 4.5 inches, then the interval of heights that represents the middle 68% of male heights from the school will be:


62.5 inches to 71.5 inches.


heare are two displays that show this to be true.


<img src = "http://theo.x10hosting.com/2021/040301.jpg">


<img src = "http://theo.x10hosting.com/2021/040302.jpg">


the first display looks for the area from a value.


the second display looks for the value from an area.