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5 Cards in this Set
- Front
- Back
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Purpose of the chi squared test for independence/association |
Used to determine if there is an association between two categorical variables in a single population |
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Ho |
There is no relationship between two categorical variables of Interest they are independent |
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Ha |
There is a relationship between two categorical variables of Interest they are dependent |
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Ass/condt |
1. Data are in counts; are they? 2. Samples are independent; sample size is less than ten percent of the population size 3. Sample is large enough; counts are greater than or equal to 5 |
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Procedure |
Use the chi squared statistic to accept or reject Ho |
