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1. It is inappropriate to apply the Empirical Rule to a population that is right-skewed a. True b. False 2. A frequency distribution usually has equal class/bin widths. a. True b. False 3. Measurements from a sample are called a, statistics. b. inferences parameters d. variables 4. Automobile exhaust emission of CO2 (milligrams per mile) is data. a. nominal b. ordinal c. interval d. ratio
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Answer #1

1. it is inappropriate to apply the Empirical rule to a population that is right-skewed

- a. True. Empirical rule is applicable for normal distribution

2. A frequency distribution usually has equal class/bin widths.
- a. True

3. Measurements from a sample are called

- a. Statistics

Measurements from a sample are called statistics whereas measurements from a population are called parameters

4. Automobile exhaust emission of CO2 (milligrams per mile) is ____ data

- d. ratio

Ratio data is quantitative data

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