Each of the following is an example of a binomial distribution, except
A. the number of heads in ten flips of a fair coin.
B. the number of males and females in a sample.
C. the number of votes for or against a candidate.
D. the time it takes to complete a driving test.
Ans: D
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What is the major accomplishment in the preoperational stage?
A. being able to think about abstract and hypothetical scenarios B. being able to understand object permanence C. being able to represent actions mentally rather than physically D. being able to reason logically
Answer the following statement(s) true (T) or false (F)
1. Convergent methods are being being used in a study with the following notation: QUAN?qual. 2. In a mixed methods study, researchers should provide a definition and background for mixed methods approaches. 3. Case study mixed methods design can use qualitative and quantitative data to generate cases before the study begins or at the end based upon evidence that has been collected. 4. Mixed method intervention design is a more advanced and rigorous mixed methods design. 5. Validity is established in mixed methods designs through construct validity.
As you consider using good notetaking tips while listening to a recorded lecture, pay attention to key words and phrases, then
A. use complete sentences. B. use abbreviations. C. use both sides of your paper. D. write down everything the instructor says.
Based on an analysis of IEA, PISA, and TIMMS findings, which of the following might be the best approach to raising mathematics performance levels in the United States?
a. reduce class size b. increase the amount of math homework c. reduce “curriculum differentiation” d. reduce “tell and show” teaching approaches