# Important MCQs Descriptive Statistics Quiz 7

The post is about the MCQs Descriptive Statistics Quiz. There are 21 multiple-choice questions covering the topics related to frequency distribution, measurement scale, measure of central tendency, measure of dispersion, data, and variables. Let us start with MCQs Descriptive Statistics Quiz with Answers.

1. Which of the measures given here are based on every item of the series (uses all observations)?

2. The mean of 10 observations is 10. All observations are increased by 10%. The mean of the increased observations shall be

3. In a week the prices of a bag of rice were 350, 280, 340, 290, 320, 310, 300. The range is

4. If $\overline{x}$ is 4 and the distribution is 2, 3, 4, 5, 6, the sum of squared deviations from the $\overline{x}$ will be:

5. If the price of a commodity remains at RS. 20 per KG for the whole month then the measure of dispersion will be

6. In a distribution of 10, 20, 30, 40, 50, the $\overline{x}$ is 30, and the sum of deviations from $\overline{x}$ will be

7. “The sum of squares of deviations of the values is least” when deviations are taken from

8. In a frequency distribution, the last cumulative frequency is 300, and the Median shall lie in the:

9. A relative frequency distribution presents frequencies in terms of _______.

10. The process of arranging data into rows and columns is called

11. In a frequency distribution, the last cumulative frequency is 500. $Q_3$ (Third Quartile) must lie in

12. Statistics which is not measurable are called

13. A contractor employs 20 males, 15 females, and 5 children in his factory. Male wages are Rs. 10 per day, female Rs. 8 per day, and children Rs. 3 per day. The weighted $\overline{x}$ of wages paid per day will be

14. Given the $N$ values in a series, the geometric mean is

15. If $\overline{X}=100$ and $Y=2X-200$ then the mean of $Y$ values will be

16. The weight of the earth is _______.

17. The data which have already been collected by someone is called _______ data.

18. The number 143.9500 rounded off to the nearest tenth (one decimal place) is

19. When all the values in a series occur the same number of times, then one must not compute the

20. Find the median of the following data: 160, 180, 200, 280, 300, 320, 400

21. The average monthly production of a factory for the first 8 months is 2,500 units, and for the next 4 months, the production is 1,200 units. The average monthly production of the year will be

### MCQs Descriptive Statistics Quiz with Answers

• Which of the measures given here are based on every item of the series (uses all observations)?
• In a week the prices of a bag of rice were 350, 280, 340, 290, 320, 310, 300. The range is
• In a frequency distribution, the last cumulative frequency is 500. $Q_3$ (Third Quartile) must lie in
• In a distribution of 10, 20, 30, 40, 50, the $\overline{x}$ is 30, and the sum of deviations from $\overline{x}$ will be
• The average monthly production of a factory for the first 8 months is 2,500 units, and for the next 4 months, the production is 1,200 units. The average monthly production of the year will be
• A contractor employs 20 males, 15 females, and 5 children in his factory. Male wages are Rs. 10 per day, female Rs. 8 per day, and children Rs. 3 per day. The weighted $\overline{x}$ of wages paid per day will be
• Find the median of the following data: 160, 180, 200, 280, 300, 320, 400
• If $\overline{x}$ is 4 and the distribution is 2, 3, 4, 5, 6, the sum of squared deviations from the $\overline{x}$ will be:
• In a frequency distribution, the last cumulative frequency is 300, and the Median shall lie in the:
• Given the $N$ values in a series, the geometric mean is
• Statistics which is not measurable are called
• The process of arranging data into rows and columns is called
• When all the values in a series occur the same number of times, then one must not compute the
• If $\overline{X}=100$ and $Y=2X-200$ then the mean of $Y$ values will be
• “The sum of squares of deviations of the values is least” when deviations are taken from
• The data which have already been collected by someone is called ———– data.
• The number 143.9500 rounded off to the nearest tenth (one decimal place) is
• The weight of the earth is ———–.
• A relative frequency distribution presents frequencies in terms of ———–.
• The mean of 10 observations is 10. All observations are increased by 10%. The mean of the increased observations shall be
• If the price of a commodity remains at RS. 20 per KG for the whole month then the measure of dispersion will be

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