Statistics

Statistics

Chapter 1 Quiz

1. John is 22 years old, Stacy is 33 years old, and Jeff is 42 years old. What is the average age of John, Stacy, and Jeff?

a. 97 b. 33 c. 32 d. 25

2. Collected numerical values of a classes average exam score is an example of: a. Descriptive Statistics b. Inferential Statistics

c. Descriptive Statistics and Quantitative Measurements d. Descriptive Statistics and Qualitative Measurements

3. Given the following exam scores, find the median: 75, 69, 82, 93, 97, 85, 79. a. 82 b. 79 c. 84 d. 91

4. Using the same data set, find the mode: 75, 69, 82, 93, 97, 85, 79. a. The mode would be the same as the median b. The data set does not have a mode c. All values d. The mode would be the same as the average

5. Using the same data set above, find the range: 75, 69, 82, 93, 97, 85, 79. a. 75 to 79 b. 69 to 97 c. 97 to 69 d. 82 to 97

Answer key is found on page 80.

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