In the formula for estimating the population variance from the sample, the sum of squared deviations is divided by
A) the number of participants in the sample.
B) the number of participants in the sample minus one.
C) the number of participants in the population.
D) the number of participants in the population minus one.
B
You might also like to view...
A shared notion of reality that is widely accepted, but is a function of society and culture at a given time, is called what?
A. a topical area of lifespan development B. a social construction C. the sum of age ranges D. social development
Age 5 Randy's teacher is showing him how to use a pair of children's scissors. Randy wants to show his independence and ability to use the scissors without assistance, and says to his teacher, "Let me." Erikson might say that Randy is demonstrating what stage of development?
A. An individualistic orientation B. Psychosocial perception C. Initiative-versus-guilt D. Self-control
Lie detectors have accuracy rates of around 95%.
Answer the following statement true (T) or false (F)
By selective breeding, researchers can produce bold or shy birds. This best illustrates that some personality differences among birds are
A.
B.
C.