Which one of the following is TRUE about descriptive statistics?
a. They are relatively unimportant for interpreting test scores.
b. They are rarely used to describe test scores.
c. They summarize a distribution of test scores using numbers.
d. They are useful only for ratio scales.
c. They summarize a distribution of test scores using numbers.
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Gregor Mendel's pea plant experiments established the existence of dominant and recessive traits.
Answer the following statement true (T) or false (F)
How many of the following available roles (mother, husband, sister, son) would be seen in a family with two parents and two children (one boy and one girl)?
a. 1 b. 2 c. 3 d. 4
Identify the accurate statement about genetic interaction:
Patterns of gene interaction are predictable. The presence of a dominant gene will suppress any recessive genes. The final product of additive genes is the average of all the contributions. Some genes behave differently depending on which parent they come from.
Girls exposed prenatally to high levels of androgens show a preference for __________
A) girls as playmates B) quiet play over active play C) creating art over rough-and-tumble play D) trucks and blocks over dolls