-- Multiply the first averages by the number of observation for each set of these. -- Add up the sets of averages. -- Divide the sum by the total number of observations (Add cardinaility of each...
100+100+100+98+72+69 First step;you have to add all the nos. 100 After you got the total divide it by the number 100 100 19 of no.{e.g} 539 divided by 6 98 23 72 5 + 69 _____ 5 5 539 6 | 53 9 . 0...
Average speed is called average speed because it represents an average speed of something over a distance. Avarage could be thought of as a way to "even out" speed over a distance to see how fast an...