The mean and standard deviation of z scores are __________ and ...

[hbsimmons88]

The mean and standard deviation of z scores are __________ and __________.
 
  A) 100, 15 B) 50, 10 C) 5, 2 D) 0, 1 E) 500, 100

Question 2

The reliabilities and validities of developmental scales for infants and young children are
  __________
  those of intelligence tests designed for school-age children.
 
  A) lower than B) more variable than
  C) higher than D) comparable to

[patma1981]

Answer to Question 1

D

Answer to Question 2

A

[hbsimmons88]

Thanks for the timely response, appreciate it

[Dominic]

Excellent