PSYCH/625 – Demographic Characteristics
PSYCH/625 – Demographic Characteristics
PSYCH/625 Version 1
Time to Practice Week Two
July 28, 2014
PSY 625
University of Phoenix Material
Time to Practice – Week Two
Complete Parts A, B, and C below.
Part A
Some questions in Part A require that you access data from
Statistics for People Who (Think They) Hate Statistics. This data is
available on the student website under the Student Text
Resources link.
1. Why is a z score a standard score? Why can standard scores be
used to compare scores from different distributions?
A z score is considered a standard score because it is based on
the degree of variability within its distribution. Standard scores
across different distributions measure in the same fashion. A z
score is the result of dividing the amount that a raw score differs