For a binomial distribution with p = 0.20 and n = 100, what is ...

[D2AR0N]

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

[angrybirds13579]

Answer to Question 1

B

Answer to Question 2

B

[D2AR0N]

Excellent

[debra928]

Gracias!