A contingency table is used to test the null hypothesis that socio-economic status and intent to vote for a school bond issue are independent. The sampling distribution for the statistic tested is the:
a. normal distribution.
b. chi-square distribution.
c. t-distribution.
d. F-distribution.
b
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Jacob Kounin’s most important contribution to discipline had to do with:
a) sane messages. b) lesson management. c) roadblocks to communication. d) student needs.
Which of the following is the most important factor in the learning of mathematics?
a) Textbooks used. b) Technology used. c) Skill of the teacher. d) Strength of the curriculum. e) Support of the community.
A clear and fixed set of steps that guarantee a solution to a problem
a. working backward b. working forward c. means-ends analysis d. algorithm
Written permission should be obtained for the administration of which of the following medications?
a. prescription drugs b. over-the-counter cough medicines c. children's ibuprofen or motrin d. all answers are correct