The radio DJ says, "Sometime this hour, I'll be giving away a pair of tickets to the Stanley Cup playoffs to one lucky caller." This is an example of which type of reinforcement schedule?
A) fixed-interval
B) variable-interval
C) fixed-ratio
D) variable-ratio
B) variable-interval
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One of the feelings that newcomers to a field of research often have is ___________
a. Happiness b. Overwhelmed c. Sadness d. Pride
Ed and Janet have been married for 60 years. When asked to share their secret to a long marriage, Ed replied
"We spend time apart every day." "We have learned how to disagree." "We maintain a close relationship with our children." "We have separate bedrooms."
Children learning English and other Western languages fast-map which parts of speech earliest?
a. nouns b. verbs c. modifiers d. adjectives
Margot, a poetry teacher, hopes to shape her students' poetry skills so that they become progressively better over the course of writing three poems. On the first poem, she provides each student with extensive positive and negative feedback. On the second poem, she has less time for grading and only gives students a letter grade and a few positive notes. Given this feedback, how are students likely to perform on the next and final poem?
A. The poems will be of worse quality than the first two submissions. B. The poems will be of similar quality to the first two submissions. C. The poems will be of better quality than the first two submissions. D. Many students will not submit a third and final poem.