STAT-2126EL Lecture 6: STATS 2126 Lecture 6
21 Sep 2018
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Example: how can many people come from the exact same neighbourhood but one group of people say its amazing, one group say its average and one group say its terrible based on yearly incomes. All depends on how they calculate the average or central tendency: mean: the most common one that is used to calculate the average of. Overall weighted mean: if a question doesn"t say if it"s a sample or a population, pay attention to the symbols (m or u, median: The scores that fall in the middle of the distribution when you line them up from smallest to largest. If there are two scores in the middle: add them together and divide by 2: mode: can have more than one. The score(s) that have the greatest frequency. If there is a tie, list all of the scores that tie. What central tendency is the best and why>
