Chewing was the most popular form of tobacco use until about 1900, but by 1920 the most popular form was
A. snuff.
B. cigarettes.
C. pipes.
D. cigars.
D
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Mary and Jim took their two-year-old to the supermarket this past week. For more than an hour all Little Jimmy did was yell and scream because in the past this would have obtained him an ice cream cone. Jim managed to ignore him. Finally, Little Jimmy sto
a. shaping b. extinction c. punishment d. token economy
Which of the following individuals best fits the subset of rapists known as "date rapists"?
A. Parker, a 19-year-old white male university student from a wealthy family B. Lyle, a 45-year-old black man who works for a cable company C. Jaleel, a 30-year-old Asian man who lives with his parents D. Carlos, a 67-year-old Hispanic man who is married, with teenage children
Which of the following t test results has the greatest chance of statistical significance?
a. t(28) = 1.70 b. t(14) = 1.70 c. t(18) = 1.70 d. t(10) = 1.70
When naming single-subject designs, an "A" in the title refers to the
a. Intervention b. Baseline c. First subject d. Validity