Image caption, To find the mean age, use a calculator to divide the total age of all the children (168) by how many children there are (15). 168 ÷ 15 = 11.2. The mean age is 11.2 years old.
Standard deviation (SD) measures the amount of variability, or dispersion, from the individual data values to the mean. SD is a frequently cited statistic in many applications from math and ...
“Grand”: Again, meaning the opposite ... PG-rated singalongs enjoyed by little leprechauns everywhere. If you’re game for Celtic punk, give a listen to “Irish Rover” by The Dubliners ...
Let's look at how the other player scored on this hole. JEFF: Let’s start with the ‘mean’ score. JANINE: No need to get nasty, Jeff. JEFF: No no, the ‘mean’ is the average score.