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Statistics Exam I
| Question | Answer |
|---|---|
| The collection and summarization of the socioeconomic and physical characteristics of the employees of a particular firm is an example of | descriptive statistics |
| The universe or ʺtotality of items or thingsʺ under consideration is called | population |
| A summary measure that is computed to describe a characteristic from only a sample of the population is called | a statistic |
| If X is the weight of school children sampled in a nationwide study, then X is an example of | a continuous random variable |
| The classification of student class designation (freshman, sophomore, junior, senior) is an example of | a categorical random variable |
| The portion of all students at her university who visited campus bars on the weekend before the final exam week is an example of | a parameter |
| The portion of students in the sample who visited campus bars on the weekend before the final exam week is an example of | a statistic |
| A type of vertical bar chart in which the categories are plotted in the descending rank order of the magnitude of their frequencies is called a | Pareto diagram |
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MissMimsyLou
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