Mrs. Sussman has her ninth-grade government students respond to an essay item on each one of her tests. When students write a particularly clear response to an item, she often writes a note to them at the bottom of the page complimenting them on their good work. This practice best represents which of the following?
a. Implementing a variable-ratio form of reinforcement
b. Implementing a variable-interval form of reinforcement
c. Implementing a fixed-interval form of reinforcement
d. Implementing a fixed-ratio form of reinforcement
a
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Ms. Strauss made the decision to delay the class field trip. Students verbalized their frustration and disappointment. Which teacher response supports self-determination and autonomy?
a. I am the teacher, and it is my responsibility to make decisions that are best for you. b. Delaying the field trip is a big decision and should be made by the teacher. c. I recognize your frustration with my decision to delay the field trip. d. You are allowed to make a lot of decisions, but this is a teacher decision.
"Are you in favor of mandatory, government health insurance even though it will overburden our health care system?" The item construction error here is:
a. two concepts in one item. b. delicate information is required. c. a leading question. d. length of the item.
A coach wishes to compare the improvement in bowling scores between bowlers who receive $1.00 for every strike and those who receive no rewards. However, she feels that the Zodiac signs of the bowlers may have a bearing on their performance. So, she matches the groups according to their Zodiac signs. Then, after one month of giving Group A $1.00 rewards for strikes and giving Group B no rewards, she tests for the difference in improvement between the two groups. Because the Zodiac sign likely has no bearing on performance, what can we conclude?
a. She reduced the size of the error in the t-ratio by matching the groups according to Zodiac signs. b. There are more degrees of freedom than if she had not matched the groups. c. She increased the power of the test of the null hypothesis. d. One group would show much larger practice effects than the other. e. She decreased the power of the test.
Certain genetic characteristics may increase the probability of certain behavioral characteristics
Indicate whether the statement is true or false