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1 | |
A population is: |
| | A) | selected from the sample. |
| | B) | selected from the sampling frame. |
| | C) | determined by identifying the characteristics the researcher wants participants to have. |
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2 | |
From smallest to largest, the correct order is: |
| | A) | sample, sampling frame, population. |
| | B) | sampling frame, population, sample. |
| | C) | population, sampling frame, sample. |
| | D) | population, sample, sampling frame. |
| | E) | sample, population, sampling frame. |
| | F) | sampling frame, sample, population. |
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3 | |
Generalizability is the extent to which |
| | A) | the sample is like the population. |
| | B) | conclusions developed from the data collected from a sample can be extended to the population. |
| | C) | error exists in the population. |
| | D) | participants in the sample are biased toward the research topic. |
| | E) | participants in the population are biased toward the research topic. |
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4 | |
Probability sampling means that selection of participants is: |
| | A) | random. |
| | B) | purposive. |
| | C) | not random. |
| | D) | based on convenience. |
| | E) | none of the above. |
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5 | |
Sampling error is: |
| | A) | the number of times a person is contacted before they agree to participate in a research project. |
| | B) | the degree to which a sample differs from population characteristics. |
| | C) | always present. |
| | D) | the number of individuals who do not agree to be part of the sample. |
| | E) | b. and c. |
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6 | |
Convenience, volunteers, and snowball samples are types of: |
| | A) | probability samples. |
| | B) | random samples. |
| | C) | nonprobability samples. |
| | D) | systematic samples. |
| | E) | stratified samples. |
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7 | |
Maximum variation sampling is: |
| | A) | the number of individuals asked to participate in a qualitative research project. |
| | B) | based on informational redundancy; a researcher seeks participants until the data received are the same as previously collected data. |
| | C) | a form of probability sampling. |
| | D) | the degree to which the sample varies from the population on important characteristics. |
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8 | |
A significance level is: |
| | A) | the degree to which research findings have social significance. |
| | B) | the degree to which the sample mirrors the population. |
| | C) | the term used to describe research that has practical significance. |
| | D) | the level of error the researcher is willing to accept for each statistical test. |
| | E) | the proportion of the population to the sample. |
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9 | |
Significance level is: |
| | A) | the same as the probability level. |
| | B) | reported as p or alpha level in written research reports. |
| | C) | set by the researcher prior to computing the statistical test. |
| | D) | all of the above. |
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10 | |
Hypothesis testing: |
| | A) | is an act of decision making. |
| | B) | is used in qualitative research. |
| | C) | is based on the research or alternative hypothesis. |
| | D) | assesses the practical and social significance of the research finding. |
| | E) | is based on an alpha level of .00. |
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2001 McGraw-Hill Higher Education