The source traits identified by Cattell can be measured using a test known as the

Karen's first psychology exam score is ?1 standard deviation from the mean in a normal distribution. The test has a mean of 75 and a standard deviation of 5 . Karen's percentile rank would be a. 16%

b. 54%. c. 70%. d. cannot determine from the information given

The wage gap between Blacks and Whites has

a. widened in the past 20 years. b. been reduced significantly in the past 10 years. c. stayed the same within the past 20 years. d. doubled in the past 20 years.