A random sample of 100 observations from a normally distributed population possesses a mean equal to 91.7 and a standard deviation equal to 6.3. Use this information to complete parts a through e below.

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.

)because it's going in order of the math sign

That is right sorry i was gonna answer but i already saw his