Chapter 3.1 Measures of Central Tendency
{"Image DocumentName": "Chapter 3.1 Measures of Central Tendency", "Image ImageDescription": "Objective A : Mean, Median, and Mode. Three measures of central of tendency: the mean, the median, and the mode. A1. Mean. The mean of a variable is the sum of all data values divided by the number of observations. Population mean: where is each data value and is the population size (the number of observations in the population). Sample mean: where is each data value and in the sample size (the number of observations in the sample). Los Angeles Mission College. Prepared by DW.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}