Statistics Quiz 22 (30 MCQs)

Quiz Instructions

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1. When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
2. Second quartile is known as .....
3. In plural sense statistics deals with
4. Which question is a statistical question?
5. What is a characteristic of a population?
6. Our data come from ....., but we really care most about .....
7. Use the following information and the Empirical Rule to estimate the answer.The ages of golfers are normally distributed, with a mean of 38 and a standard deviation of 4.There are 500 golf members at the Mathy Country Club. How many are younger than 34?
8. The most appropriate method to select a measuring tool (Test) is:
9. What is the Mode of the following data? 27, 12, 5, 1, 19
10. Statistics is .....
11. A graph that uses vertical or horizontal bars to show comparisons among two or more items.
12. Claims that attempt to imply connections between variables that may not actually exist, like "eating fish MAY HELP to reduce your cholesterol" , is which type of misuse?
13. Ranking system is part of which classification?
14. What is a survey?
15. A branch of science which deals with the collection, organization, presentation, analysis, and interpretation of data
16. What's the rounding rule for the interval estimate of the mean using raw data?
17. Which of the following symbols denotes margin of error?
18. A sample that is by chance .
19. A farmer puts fertilizer on half his corn plans and no fertilizer on the other half. He determines which half produced more corn at the end of the season.
20. It is a type of data that can be expressed in numbers.
21. The wickets taken by a bowler in 10 cricket matches are as follows:2, 6, 4, 5, 0, 2, 1, 3, 2, 3 Find the mode of the data
22. Marital status, beauty and quality are examples of a .....
23. Categorical variables are separated into .....
24. Kolmogorov-Smirnov test is used for:
25. A statistic is .....
26. When a data point is higher than its neighboring data points.
27. Qualitative data is which
28. Which of the following is the FIRST step of a hypothesis test?
29. A test is given that has a mean of 70 and a standard deviation of 13. If a student's Z-score is +1, the student's score before conversion was:
30. Small, medium and large measures to give the size of an object are .....