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Class 11 Economics (Statistics For Economics) Chapter 5 Measures Of Central Tendency Quiz 11 (25 MCQs)

Quiz Instructions

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1. Determine the mode for each of the following set of data.20, 22, 25, 23, 27, 21, 28
2. Which of the following is not affected by extreme values?
3. Find the IQR (Q3-Q1) of the data 20, 22, 25, 29, 31
4. The ..... is the measure of central tendency that represents the middle number in a set of data.
5. What is an outlier?
6. Find the median of:-2.9, 3.6, 2.2, 3.9, -4.8, 2.6, -5.3, 4.8, -5.1, 2.6, 1.2, -4
7. An OUTLIER in a set of data is a number that is far away from the rest of the numbers.Identify the OUTLIER in this data set.5, 8, 10, 11, 15, 53
8. What is median?118, 138, 120, 78, 138, 130
9. The measure of central tendency that is found by adding the lowest and highest data values and dividing the sum by 2 is called the .....
10. Which one would be the best to use:16, 17, 18, 18, 18, 18, 19
11. What is the range of the data? 108, 95, 104, 96, 97, 106, 94
12. If n data items are arranged in order, from smallest to largest, the data item in the middle is the value in .....
13. Measures of central tendency which is greatly affected by extremely low or high scores.
14. What effect will the outlier have on the median of the data if the outlier is excluded? 4, 6, 3, 4, 3, 6, 24
15. If a number is added to a set that is smaller than the mean. How does this affect the mean?
16. How will removing 82 impact the median of the given dataset?4, 8, 5, 17, 5, 4, 9, 5, 6, 82
17. What is the definition of median?
18. What is the mean?88, 63, 40, 50, 34
19. By how much will the mean vary if the outlier is included?88, 78, 90, 82, 46, 95, 77
20. The scores awarded to 25 students for an assignment were as follows:4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9What is the mode?
21. What is the median for 10, 8, 12, 7, 11, 22, and 6?
22. What effect will the outlier have on the median of the data if the outlier is excluded?64, 56, 59, 125, 58, 64, 65
23. Given the set of scores:43, 38, 43, 38, 38, 45, 36, 38, 43, 40, 35, 40WHAT IS THE NUMBER OF CASES?
24. The formula for calculating Mean for Grouped data-Discrete Variate case is
25. If you scored 76, 85, 97, and 83 on your summative assessments in MMW, what would your median score be?
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