What is a closed question? What is an open question? Discuss the advantages and disadvantages of each type of question.
Answer to relevant QuestionsWhat is bias? Name the three sources of bias and provide an example of each. How can a census have bias? Suppose you are conducting a survey regarding the sleeping habits of students. From a list of registered students, you obtain a simple random sample of 150 students. One survey question is “How much sleep do you ...Delivery Format The General Social Survey asked, “About how often did you have sex in the past 12 months?” About 47% of respondents indicated they had sex at least once a week. In a Web survey for a marriage and family ...Deﬁne the following: (a) Experimental unit (b) Treatment (c) Response variable (d) Factor (e) Placebo (f ) Confounding Researchers wanted to determine whether the stomach shrinks as a result of dieting. To do this, they randomly divided 23 obese patients into two groups. The 14 individuals in the experimental group were placed on a diet that ...
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