KINE 2050 Lecture Notes - Lecture 19: Chi-Squared Distribution, Null Hypothesis, Level Of Measurement
8 Apr 2015
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Course announcements: finish the last topic, then he will do a bit of a review for the final exam, in the course kit, there is a final exam, attempt it, it is found on pg. 57: in class we will be going through it and vigorously preparing of the final exam, marks for quiz 2 is posted, and you can pick up the copy of the quiz 2 at the lab. Chi square: you use this when you have nominal data, 2 celled chi square, you have one variable but two categories. Example: variable coin, heads and tail: n celled chi square, you have one variable but you have more than two categories. Example: dogs, cats, hamsters, fish, etc: 2 x2 chi square. It solves the problem with type 1 error inflation o: example: difference in the generosity of people in different ages (4, 14, 24) We have three groups (independent samples) and tested their generosity,
