1.The area between the mean and a Z score of +1.50 is 43.32%. This score is higher than _________ of the scores in the distribution.

a.43.32%

b.51.50%

c.57.68%

d.93.32%

2.The area between a negative Z score and a positive Z score can be found by

a)subtracting the Z scores from each other.

b)subtracting each Z score from the mean and adding the results.

c)adding the Z scores and finding the area in the Z score table for the summed Z scores.

d)adding the areas between each Z score and the mean.

3.As used in the social sciences, probabilities are a type of ___________ which can vary from _____________.

a)percentage, 0 to 1

b)fraction, 0 to 100

c)proportion, 0.00 to 1.00

d)Z score, 0 to infinity