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16 Cards in this Set
- Front
- Back
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1. _____ is statement of how two or more _____are expected to relate to each other.
a. A theory, hypotheses b. A hypothesis, theories c. A hypothesis, variables d. A compatibility test, variables |
c. A hypothesis, variables
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2. Instances where all members of the population have an equal chance of being selected are known as:
a. simple random samples b. probability samples c. stratified samples d. statistical samples |
a. simple random samples
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3. The larger the size of the samples taken from a population, the more likely that:
a. the statistic will be an accurate estimate of the population parameter b. we will obtain identical statistics and parameters c. we will obtain an accurate picture of the variation within the samples d. our study will become very expensive |
a. the statistic will be an accurate estimate of the population parameter
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4. If a measure yields the same result consistently, we think of it as a ________ measure:
a. valid b. reliable c. handy d. predictable |
b. reliable
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5. A measure has ______ validity if it corresponds with behavior that it is supposed to be associated with:
a. content b. face c. predictive d. discrete |
c. predictive
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6. To minimize the effects of an experimenter affecting the research results, we can use a:
a. placebo b. a double-blind study c. random assignment d. an experimental design |
b. a double-blind study
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7. One advantage of content analysis is that:
a. it is clearly superior to other methods of research for testing hypotheses about various forms of communication b. it requires little knowledge of the social sciences and is therefore easy to conduct c. it can be conducted with a relatively small expenditure of time, money, and person power d. the researcher can make a few mistakes in the coding of the data without affecting research findings |
c. it can be conducted with a relatively small expenditure of time, money, and person power
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8. Measures of central tendency do not include:
a. the mode b. median c. mean d. standard deviation |
d. standard deviation
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9. In frequency distribution, we are:
a. displaying the number of cases that fall in categories b. showing the connections between descriptive statistics c. examining the central tendencies of variables d. testing out our coding schemes |
a. displaying the number of cases that fall in categories
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10. As a measure of dispersion, a _________ tells us how far the mean is from individual scores:
a. range b. standard deviation c. mode d. regular distribution |
b. standard deviation
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11. A Pearson’s r of -.20 has been calculated for the relationship between two variables, X and J. What can be said:
a. This is a relationship where as X increases or decreases, J goes in the opposite direction to a very small degree. b. This is a relationship where as X increases or decreases, J goes in the same direction to a very small degree. c. This is s relationship where as X increases, J also increases to a significant degree. d. This is a relationship where there is no connection at all between X and J. |
a. This is a relationship where as X increases or decreases, J goes in the opposite direction to a very small degree.
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12. Given the following data (10, 20, 30, 45, 58, 58, 66), the mean is_____ and the standard deviation is _____
a. 41, 19.7 b. 43, 24 c. 58, 5.6 d. 41, 24 |
a. 41, 19.7
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13. An independent variable is a:
a. theoretical concept b. variable influencing other variables c. variable influenced by other variables d. set attributes e. either b or c depending upon the variable |
b. variable influencing other variables
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14. Techniques used to create reliable measures include:
a. asking only about things respondents are likely to know the answer to b. using measures that have proved their reliability in previous research c. being clear about what you’re asking d. asking about things relevant to respondents e. all of the above |
e. all of the above
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15. A common first step in doing field research is:
a. considering ethics b. forming a hypothesis c. constructing a theory d. deciding on level of participation e. reviewing literature |
e. reviewing literature
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16. A .05 level of significance means that:
a. there is only a 5% chance that the statistic’s value could be obtained as a result of sampling errors only b. one is 50% certain that the sample value is representative of the population c. there is only a 5% chance that the variables tested are not independent d. the results can be accepted because the sampling error is only 5% e. the level of confidence is only 5% |
a. there is only a 5% chance that the statistic’s value could be obtained as a result of sampling errors only
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