Answer the following statement(s) true (T) or false (F)
Researchers are suspicious of face validity because it is often based on only one person’s view.
Ans: T
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The proportion of variability in intelligence due to heredity is highest in ______.
A. infancy B. childhood C. adolescence D. adulthood
Which person would have the most difficulty exerting self-control?
a. Tony, who just drank a milkshake b. Leah, who just arrived at her first class of the day c. Cassie, who is watching her diet d. Luke, who is exercising
In grade school children, the correlation between conformity to parents and conformity to peers is:
a. negative b. positive c. nonsignificant d. highly positive
You are part of a research team examining how restaurant servers' behavior and time of day
affect the amount of tip servers receive. Thirty servers are asked to tell a joke when they take orders for one week, and then asked to not tell a joke the next week. In addition, during both th joke and no-joke weeks, these same 30 servers are asked to work two lunch shifts, and two dinner shifts each week. Your research team will analyze the average tip amount per server for both weeks and times of day. What are the IVs for this study? A) time IV with 4 levels, tip amount with 4 levels B) joke IV with 2 levels, tip amount with 2 levels C) joke IV with 4 levels, and time IV with 4 levels D) joke IV with 2 levels, and time IV with 2 levels