With large samples and a small population variance, the sample means usually
a. will be close to the population mean.
b. will slightly underestimate the population mean.
c. will slightly overestimate the population mean.
d. will equal the population mean.
A
You might also like to view...
Psychobiological psychologists investigate:
A. how we process, store, and retrieve information B. development across the lifespan C. how our genetic makeup interacts with our environment D. which measures best assess behavior and abilities
Researches examine a group of people who are satisfied by meeting basic needs, such as having food and shelter. Which of the following concepts are these researchers trying to understand?
A. The connection between people’s livelihood and the resources they can afford. B. The relationship between obtaining necessities and intelligence test scores. C. The cultural factors that influence individual views on what represents the good life. D. The influence of the hierarchy of needs on people’s ability to grow.
Our desire for self-evaluation provides a motive for associating with others, and in doing so, influences which groups we join, according to the __________ theory
a. social comparison b. role exchange c. norm referencing d. social networking
The independent variable manipulated by Tryon in his artificial selection studies of maze running by rats was