A family structure that includes grandparents or other family members is called
A. extended
B. multigenerational
C. blended
D. modern
E. current
B
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One of the major challenges with conducting longitudinal research is that
A. it is very difficult to construct matched groups of subjects for your sample. B. the groups of participants you are studying have had different life experiences. C. you need to continually update the tests and measures that you are using. D. it takes a great deal of time and money to conduct such research.
The main purpose of coding is basically to
a. reduce the data. c. organize the data. b. identify patterns. d. summarize the data
Confidence intervals are a means of assessing the accuracy of sample data. If you read that the average expected range of birth weight of newborns in your area falls between 2 and 12 lbs, what additional information is required in order to predict a 95% confidence interval in terms of birth weights?
A. z-score and standard error of the sample B. mean and standard deviations of the sample, and z-score C. mean and standard deviations of the sample D. mean and z-score of the sample
Which statement is false about the directed reading-thinking activity?
A. It can encourage children to think while they read. B. It can be used with basal reader stories. C. It can be used with content-area reading selections. D. Its primary purpose is to develop vocabulary.