Author Question: For a binomial distribution with p = 0.20 and n = 100, what is the probability of obtaining a score ... (Read 37 times)

D2AR0N · **on:** Jun 20, 2018

For a binomial distribution with p = 0.20 and n = 100, what is the probability of obtaining a score less than or equal to X = 12? Hint: Use interval-based calculations because no critical region is involved.

A) p = 0.3085
B) p = 0.0301
C) p = 0.0228
D) p = 0.0170

Question 2

A research report describing the results from a repeated-measures t test states, t(22 ) = 1.71, p > .05. From this report you can conclude that the outcome of the hypothesis test was to ____.

A) reject the null hypothesis with a sample of n = 23 participants
B) fail to reject the null hypothesis with a sample of n = 23 participants
C) reject the null hypothesis with a sample of n = 22 participants
D) fail to reject the null hypothesis with a sample of n = 22 participants