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NCERT Class 11 Economics MCQ Chapter 5 Measures of Central Tendency
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Measures of Central Tendency
Chapter: 5
PART – (A) STATISTICS FOR ECONOMICS
MCQ
1. A representative average should be:
(a) Simple to calculate.
(b) Rigidly defined.
(c) Based on all observations of the series.
(d) All of these.
Ans: (d) All of these.
2. The most commonly used measure of central tendency is:
(a) Arithmetic Mean.
(b) Median.
(c) Mode.
(d) None of these.
Ans: (c) Arithmetic Mean.
3. The mean of 11 numbers is 7. One of the numbers, 13, is deleted. What is the mean of the remaining 10 numbers?
(a) 5.8
(b) 6
(c) 6.4
(d) 7.7
Ans: (c) 6.4
4. Which of the following is not a characteristic of the mean?
(a) It minimises the sum of squared deviations.
(b) It is affected by extreme scores.
(c) It is best used with ordinal data.
(d) The sum of the deviations about the mean is 0.
Ans: (c) It is best used with ordinal data.
5. A measure of central tendency, given as the value above which half of the values fall and below which half of the values fall is called the _____________.
(a) Maxima.
(b) Mode.
(c) Median.
(d) Mean.
Ans: (c) Median.
6. What is the median of the following set of scores? 19, 5, 12, 10, 14
(a) 10
(b) 14
(c) 19
(d) 12
Ans: (d) 12
7. Which of these central tendencies can take place on extreme values (ends)?
(a) Mean.
(b) Median.
(c) Quartile.
(d) Mode.
Ans: (d) Mode.
8. Which of the following statements is false regarding Mode?
(a) It does not possess the desired algebraic property of the mean that allows further manipulations.
(b) Like the median, observations from different data sets have to be merged to obtain a new mode, whether group or ungrouped data are involved.
(c) It is affected by extreme values.
(d) None of these.
Ans: (c) It is affected by extreme values.
9. Which partition value divides the total set of values into four equal parts?
(a) Decile.
(b) Percentile.
(c) Quartile.
(d) Mode.
Ans: (c) Quartile.
10. Percentile divides the series into:
(a) Two equal parts.
(b) Four equal parts.
(c) Hundred equal parts.
(d) None of these.
Ans: (c) Hundred equal parts.
11. Relationship between Mean, Median and Mode is:
(a) Mode = 4 Median – 2 Mean.
(b) Mode = 2 Median – 3 Mean.
(c) Mode = 2 Median – 1 Mean.
(d) Mode = 3 Median – 2 Mean.
Ans: (d) Mode = 3 Median – 2 Mean.
12. A distribution is skewed if Mean, Median, Mode are:
(a) Equal.
(b) Not equal.
(c) Symmetric.
(d) All of these.
Ans: (b) Not equal.
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