Power & effect sizes

Here is the power and effect size material I mentioned in class. It will really help you answer the test questions we prepped in class and capture the ideas more effectively.

Power
Statistical power analysis.

Online power calculators: many. Here is a useful one. Many more though. You can use them to calculate power or to calculate the sample size you will need given your estimate of power.Unknown

Effect size
Super important idea. Read up online.
Here is great paper why it matters!
Why most published research findings are false.

larger_effect_size

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