If a sample has mean 0 and standard deviation 1, then for every ...

[tth]

If a sample has mean 0 and standard deviation 1, then for every measurement x in the sample the z-score of x is x itself.
 
  A) True B) False
 
  .

Question 2

If x is a binomial random variable, calculate  for n = 90 and p = 0.6. Round to three decimal places when necessary.
 
  A) 54 B) 21.6 C) 7.348 D) 4.648

[trampas]

Answer to Question 1

A

Answer to Question 2

D