Inferential statistics help researchers determine the probability of future occurrences. In this way, inferential statistics help psychologists attain the goal of:
a) prediction
b) description
c) explanation
d) control
Ans: c) explanation
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There is a very strong association between a child's early information processing capabilities and later measured of IQ.
Answer the following statement true (T) or false (F)
Molly is trying out for a play next week. She asks you if she should study the lines a little bit each night, or in one intense session the day before the tryouts. Based on what memory research has shown regarding distributed versus massed practice, you should recommend that Molly:
a. spend one intense study session early in the week, and then relax b. space her study sessions out over the full week c. spend one intense study session the night before the tryouts d. only read the play through once before the tryouts, to reduce interference
The cellular-clock theory of aging suggests that cells have an unlimited number of times they can reproduce and repair damage.
Answer the following statement true (T) or false (F)
How has the life expectancy for American women changed over the past century or so?
A) ?It remained stable for the first half of this period, and then rose significantly in the second half. B) ?It decreased over the first 30 years of the 20th century, and increased over the next 80+ years. C) ?It increased significantly through the 20th century and has remained stable during the 21st. D) ?It rose significantly over the first 70+ years, and then fell somewhat over the next 40+ years.