# M.R. CHAPTER 5

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1. Adults who were taking a cours to learn English as a second lang were asked to name their country of birth and their number of years of formal education. In this example how man variables were being studied
2 variables
2. A sample of adults was asked their level of agreement with the statement, " The President of the United States is doing a good job of handling foreign relation. " They were permitted to respond with either " strongly agree" "agree" "disagree" or "strongly disagree" how myany variable were being studied
1 veriable-level of agreement w/4 categories
3. What is meant by mutually exclusive categories
that each represent only 1 category 4/n F/m
4. A researcher looked for the cause of social unrest by examining economic variabels such as poverty, income, and so on. is social unrest an "independent" or a "dependent" variable?
dependent
5. If a reseacher administers a basic math test to middle school children to see if the basic math test scores predict grades in High school algebra, what is the criterion variable
out come variable grades in HS Algebra
6. Suppose a researcher askes particpants to id their age group using these categories. "under 21", "21-39", 40-55 are these exhaustive categories
yes
7. What is the minimum numbers of categories that each variable must have?
2
8. suppose you wat to mesure income on a self report questionnaire on which earch participant will check off his or her income category. name the categories you would use. are they exhautive and mutually exclusive
Exhustive

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 Author: 2game4u ID: 134484 Filename: M.R. CHAPTER 5 Updated: 2012-02-11 23:24:43 Tags: CHAPTER Folders: Description: M.R. CHAPTER 5 Show Answers:

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