Statistics Quiz 23 (14 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Find the mode of 34, 48, 87, 56, 87, 51, 29

Correct Answer: A) 87.

2. It is characterized when the data can be accommodated in some order

Correct Answer: C) Ordinal Scale.

3. The sum of frequencies for all classes will always equal

Correct Answer: B) The number of elements in a data set.

4. Failing to reject a null hypothesis that is false can be characterized as

Correct Answer: B) A Type II error.

5. What is the last (final) stage of statistical methods?

Correct Answer: C) Interpretation of data.

6. It is a type of question where the response is not limited to a set of options.

Correct Answer: A) Open-Ended Questions.

7. The collection of all individuals, items, or data under consideration in a statistical study.

Correct Answer: D) Population.

8. Inferential statistics is .....

Correct Answer: B) Making generalization about population by analyzing the sample.

9. What is the standard deviation for the data given:5, 10, 7, 12, 0, 20, 15, 22, 8, 2

Correct Answer: B) 7.26.

10. Lack of confidence in statistical methods is called .....

Correct Answer: B) Distrust of statistics.

11. The percentile represents the .....

Correct Answer: A) Percent of data values that are below.

12. What is the empirical relation between mean, median and mode?

Correct Answer: C) Mode = 3 Median-2 Mean.

13. A survey company was trying to see if people in a state thought the pollution was too high.Which choice best represents a parameter?

Correct Answer: B) Percentage of all people in the state who thought the pollution was too high.

14. Innaproperty drawn graphs that can misrepresent the data and lead the reader to draw false conclusions, is which type of misuse?

Correct Answer: B) Misleading Graphs.