Question 1

The reliability of a research measure refers to the extent to which that measure provides consistent evaluations of a given characteristic.

Accepted Answer

A) True 
 B)False

Question 2

Why is it necessary to study a sample of individuals that is representative of a larger population?

Accepted Answer

A)  ​because a sample gives better statistical strength than a population, and this allows a research to "confirm" any hypothesis (s)he has made 
B)  ​because there are ethical restrictions against gathering data from a population, but not a sample. 
C)  ​because a population will include too many people who would be unwilling to answer questions honestly. 
D)  ​because it would be impractical, perhaps even impossible, to attempt to gather data from an entire population of individuals.

Question 3

Peter is doing a study where psychology students are asked how confident they are that they will do well on an exam immediately before taking that test. Peter seems to be assessing the ____ of the students.

Accepted Answer

A)  ​life-cycle forces 
B)  ​exosystems​ 
C)  internal maturational plans​ 
D)  self-efficacy

Question 4

A researcher is going to do a longitudinal study of cognitive development in elementary school-age children. What problems is this researcher going to have that could be avoided if she were to do a cross-sectional study instead?

Accepted Answer

The answer of A researcher is going to do a...

Question 5

The direction of a relationship between two variables is indicated by the ____ of the correlation coefficient.

Accepted Answer

A)  ​number 
B)  ​mode 
C)  ​sign 
D)  ​median

Question 6

The information-processing theory of development likens human cognitive processes to the functions of a

Accepted Answer

A)  ​motorcycle. 
B)  ​cellular phone. 
C)  ​computer. 
D)  ​television

Exam 1: The Study of Human Development.