A left-tailed test checks if the sample mean is significantly less than the population mean.
Welcome!
Share and discuss the best content and new marketing ideas, build your professional profile and become a better marketer together.
Share and discuss the best content and new marketing ideas, build your professional profile and become a better marketer together.
A left-tailed test checks if the sample mean is significantly less than the population mean.
TRUE, because a left-tailed test has an alternative hypothesis (Hₐ) of μ < μ₀, meaning it specifically tests if there is significant evidence that the population mean is less than the hypothesized value.
true