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Class 10 Maths Chapter 14 Statistics Quiz 8 (25 MCQs)

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1. If 35 is removed from the data, 30, 34, 35, 36, 37, 38, 39, 40 then the median increases by
2. What is the class size if the class intervals of a frequency table are as under:400-450450-500500-550
3. The middle most value of a set of observations
4. Which of the following is not a measure of central tendency
5. What is the Median of the data 9, 10, 8, 11, 15, 12, 7, 14
6. 9, 9, 10, 12, 12, 15, 17, 19, 20, 26, 21, 24, 30Solve for P$_{50}$.
7. Median of a given frequency distribution is found with the help of a:
8. Which one of the following measures is determined only after the construction of cumulative frequency distribution?
9. Range is the measure of
10. A way of showing data using bars of different heights/lengths is called .....
11. The median score is also the
12. The mean of 8 numbers is 15 if each number is multiplied by 2 what will be the new mean?
13. What is the median of the data 10, 15, 11, 6, 9, 14, 12, 8, 16
14. Calculate the MEAN for the data set:6, 7, 12, 8, 7, 4, 8, 8, 7
15. If the height of 5 persons are 140 CM, 150 cm, 152 CM, 158 cm and 161 CM respectively find the mean height
16. The mean of first 5 natural numbers
17. What do program flowcharts primarily illustrate?
18. Say 'TRUE' or 'FALSE'The median of an un-grouped data and the median when the same data is grouped are always the same
19. Q9) The difference between the highest score and lowest score is called
20. What do you call the raw data, that are NOT sorted into categories, classified, or otherwise grouped, usually written in number list?
21. Q3) The Upper Limit of the Class interval 60-70 is
22. When a distribution is divided into ten equal parts, each score point describes the distribution as .....
23. What is the name of the diagram where the magnitude of data is presented along the X-axis?
24. What is the mode of these numbers:4, 1, 5, 1, 3, 8, 11, 9, 3, 1
25. This fractile divides the set into 4 equal parts.
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