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2 Cards in this Set
- Front
- Back
Conditions for inferences
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1. SRS - Stated or assumed
2. Independence- Pop>10 sample size 3. Normal for means - n>30 CLT Normal for proportions np>10 and n(1-p)>10 |
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when to use t-score or t-test
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when population standard deviation in unknown. Also sample size small with degrees of freedom = n-1
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