A(n) ____ design is one in which the same persons are followed over time and data are collected on two or more occasions
a. ethnographic research
b. quasi-experimental research
c. longitudinal research
d. cross-sectional research
Answer: C
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A breech birth____________________
a. is also known as failure to progress b. is considered dangerous because oxygen may be constricted during the birth process c. refers to the fetus being in a head first position d. is the most common birth position and the safest
If the mean score of the sample is more extreme than the cutoff score on the comparison distribution, the psychologist will conclude that
A) the null hypothesis that the rats in the sample will learn more is supported. B) the wallpaper did not have a significant effect on the rate of learning. C) the color of the chamber had a significant effect on the rate of learning. D) the results are inconclusive since the null hypothesis cannot be rejected.