Find the sum of squares of the deviations from the mean of a series of ACT scores listed below. 23. 17 29. 31. 15 The sum of squares is (Type an integer or a decimal) W

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.