Question: A study was conducted to compare the total cholesterol values for two smoking status groups: Smokers (n=43) and Ex-smokers (n=33). Investigators conducted a two-sample t-test

A study was conducted to compare the total cholesterol values for two smoking status groups: Smokers (n=43) and Ex-smokers (n=33). Investigators conducted a two-sample t-test with unequal variance (two-sided with alpha=0.05).

Total Cholesterol (mg/dL) Average (SD) Smokers (n=43) 238 (38.5) Ex-smokers (n=33) 233 (47.7)

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