In order to estimate the average (mean) weight of all professional football players, an investigator determines the weight of the "Dallas Cowboy" players. The average (mean) weight of all professional football players is called a _________
a. population c. sample
b. parameter d. statistic
B
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You are a member of a committee that has been trying to solve a community problem for several months. During a recent low point in the meeting, someone stands up and yells, "Ah ha, I've got the solution." You recognize this to be an example of:
A. insight learning B. latent conditioning C. categorical learning D. cognitive learning
A statement about the cause of an event or about the relationship between two events is known as a(n)
a. hypothesis. b. analysis. c. dependent variable. d. independent variable.
Joe is a web content writer. He gets paid $100 for every five articles he publishes. In this scenario, Joe's payment is based on the _____ of reinforcement
A) variable-ratio schedule B) fixed-ratio schedule C) fixed-interval schedule D) variable-interval schedule
True or False: A complete IRB proposal includes all materials the participants will see during the study.
a. True b. False