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| 1 | |
The general process of gathering, organizing, summarizing, analyzing, and interpreting data is called |
| | A) | Statistics. |
| | B) | Descriptive statistics. |
| | C) | Inferential statistics. |
| | D) | Levels of measurement. |
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| 2 | |
An attribute of a sample |
| | A) | is a sample with at least 15 observations. |
| | B) | refers to a group of people. |
| | C) | is part of a population. |
| | D) | is a set of frequencies. |
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| 3 | |
The main purpose of inferential statistics is to: |
| | A) | Summarize data in a useful and informative manner. |
| | B) | Estimate a population characteristic based on a sample. |
| | C) | Determine if the data adequately represents the population. |
| | D) | Gather or collect data. |
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| 4 | |
The main purpose of descriptive statistics is to: |
| | A) | Summarize data in a useful and informative manner. |
| | B) | Estimate a population characteristic based on a sample. |
| | C) | Determine if the data adequately represents the population. |
| | D) | Gather or collect data. |
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| 5 | |
The incomes of a group of 50 loan applicants are obtained. Which level of measurement is income? |
| | A) | Nominal |
| | B) | Ordinal |
| | C) | Interval |
| | D) | Ratio |
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| 6 | |
A bank asks customers to evaluate the drive-thru service as good, average, or poor. Which level of measurement is this classification? |
| | A) | Nominal |
| | B) | Ordinal |
| | C) | Interval |
| | D) | Ratio |
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| 7 | |
If Gallup, Harris, and other pollsters asked people to indicate their political party affiliation - Democrat, Republican or Independent, political party affiliation would be an example of which scale of measurement? |
| | A) | Nominal |
| | B) | Ordinal |
| | C) | Interval |
| | D) | Ratio |
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| 8 | |
What type of variable is the profit earned by a corporation? |
| | A) | Qualitative |
| | B) | Continuous |
| | C) | Attribute |
| | D) | Discrete |
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| 9 | |
What type of variable is the number of car accidents reported in your city? |
| | A) | Attribute |
| | B) | Continuous |
| | C) | Discrete |
| | D) | Qualitative |
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| 10 | |
Which of the following is an example of attribute data? |
| | A) | Number of people employed by McDonalds, Inc. |
| | B) | Personal income. |
| | C) | A person's gender. |
| | D) | Miles between oil changes |
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