Independent t-test - Explained Simply (Part 6)
how2stats
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Independent t-test - Explained Simply (Part 6) walks through how to compare two group means using a calculated t value and critical value from a t-distribution table to determine if the difference is statistically significant, using brain volume differences between smokers and non-smokers as an example.
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Do smokers and non-smokers have equal brain volumes? No, they do not.
—how2stats

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