The debate between Louis Thurstone and Charles Spearman raged for many years until a technique called _____ revealed that each researcher's theory was partially correct.
A) analysis of variance
B) multiple regression
C) fluid intelligence
D) confirmatory factor analysis
D) confirmatory factor analysis
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Having a general feeling that things will be okay and problems will eventually work out is known as
a. internal control b. optimism c. learned helplessness d. hardiness
Ram's parents said he was really shooting up in height. In middle childhood, children add about __________ of height each year.
A. ½ inch B. 1 inch C. 2 inches D. 4 inches
A psychologist is interested to know which of two sorting techniques leads to better memory performance in 6-year-old children. Each participant first sorts a set of pictures any way he or she likes. Recall is then tested. After this, each participant is required to sort an equivalent set of pictures into five predetermined categories. Recall for the items is then tested. What procedure does this study represent?
A. simple random assignment B. matched random assignment C. combined measures D. repeated measures
Using both independent and dependent variables is associated with which of the following types of research used in psychology?
A. experimentation B. naturalistic observation C. correlation D. correlation and experimentation