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Statistics Quiz 13 (25 MCQs)

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1. What is the mode in the following numbers? [3, 24, 3, 7, 30, 1, 3, 7, 3]
2. Identify the POPULATION in the following question:What are the ages of the students at Clarke Middle School?
3. Sales are best presented through a _____ graph.
4. A dog owner wants to know what shampoo is better for his dogs. He washes one dog with shampoo A and one with shampoo B. He then compared their fur.
5. Parameters describes
6. Find the interquartile range using the following.Minimum:1Q1:3Median:5Q3:7Maximum:9
7. Types of Statistics are:
8. Distrust of Statistics is due to:
9. The correct definition for a sample is:
10. The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days. About what percent of the products last between 12 and 15 days?
11. What is the median of the following data set:1, 3, 4, 5, 5, 6, 7
12. _____ statistics consists of the collection, organization, summarization and presentation of data.
13. "Our brand has 1/3 fewer calories" , does not compare to anything, let alone another brand is an example of which misuse?
14. It is a numerical description of a population characteristic.
15. What measure represents the value in the center?
16. A sample refers to _____ of a population.
17. What is a statistical question
18. When one examines the entire population instead of a subgroup of the population, this is called a _____
19. What graph misleading is used in this statement? "using green for losses, and red for profits"
20. What is the branch of statistics that involves drawing conclusions about a population based on information contained in a sample taken from that population?
21. What shape is a normal distribution curve?
22. Income of a family is an example of
23. The most common graphical presentation of quantitative data is a
24. Find the MEDIAN 77, 83, 83, 85, 87, 90, 90, 93, 94, 99, 99
25. Facts, figures, and other evidence gathered through observation.
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