The Flynn effect states that racial differences in IQ scores are likely due to genetic differences
a. True
b. False
Indicate whether the statement is true or false
False
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Which theory proposes that processing in all parts of the nervous system, including the brain, is less efficient as aging takes place?
A. dendrite/axon theory B. peripheral slowing hypothesis C. generalized slowing hypothesis D. decreased myelination theory
William Masters and Virginia Johnson were the first scientists to observe and measure sexual behavior in the laboratory, which resulted in a four-stage model called the ____
a. free love moment c. sexual revolution b. psychosexual development d. sexual response cycle
Random assignment can ensure that participants in an experiment have an equal chance of receiving the benefits or taking the risks associated with participation in a group.
Answer the following statement true (T) or false (F)
A nonsignificant difference is attributed to _____
a. the effects of stratified sampling b. an insufficiently low alpha value c. sampling error d. a standard error