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Statistics Quiz 5 (25 MCQs)

Quiz Instructions:

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1. What percent of data lies within 2 standard deviations from the mean?
2. When there are no data points around particular values.
3. What is the upper quartile of the set of data; 2, 4, 6, 6, 7, 8, 10
4. What is the meaning of ordinary business of life?
5. Which of the following statistical process is used to generalize the results from sample to its respective population
6. A beverage company wanted to see if people in the United States liked their new logo.Which choice best represents a population?
7. The parameter is a number describing the:
8. A sample chosen at random form a randomly chosen subgroup or subgroups.
9. Variables represent _____
10. Marshall's definition of Economics is also on known as
11. Level of measurement where there is logical ordering or categories.
12. Mark bowled 7 games last weekend. His scores are:155, 165, 138, 172, 127, 193, 142. What is the range of Mark's scores?
13. What is the meaning of statistics in plural sense?
14. Subjects were taken from a population with an equal numberof males and females.
15. A frequency distribution is a tabular summary of data showing the
16. The statistic is a number describing the:
17. What is the mean of 3, 7, 9, 8, and 13?
18. Find the area under the standard normal curve where z < 2.42 .
19. The term 'Statistics' was first used by
20. It refers to the process of making conclusions based on the presented data.
21. What is the branch of statistics that involves organizing, displaying and describing data?
22. Identify the Sample:A restaurant wants to know if customers buy dessert when they eat out. As people leave the restaurant one evening, 20 people are surveyed at random. Eight people say they usually order dessert when they eat out. The restaurant concluded that most customers do not order dessert.
23. Political webpages often allow readers to rate whether they strongly agree, agree, disagree, or strongly disagree with the President's decision on any given situation. This is a form of:
24. Which type of numerical data uses only whole numbers?
25. A method of collecting information about a certain group of people by asking a question or set of questions
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