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Hypothesis testing quiz
Five questions on Hypothesis testing. Answer all 5 to see your score. Questions are drawn from a bank of 15, so every attempt is different.
Question 1 of 5
The null hypothesis usually states:
Question 2 of 5
A Type I error is:
Question 3 of 5
Increasing the sample size usually:
Question 4 of 5
If p = 0.08 and alpha = 0.05, we:
Question 5 of 5
z = (x-bar - mu0)/(sigma/sqrt(n)) with x-bar = 52, mu0 = 50, sigma = 10, n = 100 gives z =