Power and Sample Size Calculation

or ugly formula Stats/Test/ 2samplettest or 2sampletint Two Proportion. 2 Proportion z-test. 2 Proportion z-int SRS for both? Normal for both? , , Independent? Stat/Test. 2propzTest or. 2propZInt Slope. Linear Regression t-test 1. All obs. independent. 2. x and y have a linear relationship (see graph) 3. is same for all x (see graph) 4. y ... ................
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