CBSE Class 11 Mathematics Chapter 15 Statistics Multiple Choice Questions with Answers. MCQ Class 11 Mathematics Statistics with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Mathematics Statistics MCQs with Answers to know their preparation level.
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MCQ Class 11 Mathematics Statistics with Answers - Set - 3
Question 1:
A set of numbers consists of three 4’s, five 5’s, six 6’s, eight 8’s and seven 10’s. The mode of this set of numbers is
(a) 6
(b) 7
(c) 8
(d) 10
Correct Answer – (C)
Question 2 :
In computing a measure of the central tendency for any set of 51 numbers, which one of the following measures is well-defined but uses only very few of the numbers of the set?
(a) Arithmetic mean
(b) Geometric mean
(c) Median
(d) Mode
Correct Answer – (D)
Question 3 :
If you want to measure the intelligence of a group of students,which one of the following measures will be more suitable?
(a) Arithmetic mean
(b) Mode
(c) Median
(d) Geometric mean
Correct Answer – (D)
Question 4 :
If x represents the mean of n observations x1,x2, ………, xn, then value of
(a) –1
(b) 0
(c) 1
(d) n – 1
Correct Answer – (A)
Question 5 :
The observation which occur most frequently is known as :
(a) mode
(b) median
(c) weighted mean
(d) mean
Correct Answer – (A)
MCQ Class 11 Mathematics Statistics with Answers
Question 6 :
The marks obtained by 60 students in a certain test are given below :
Mean and Median of the above data are respectively
(a) 64.33, 68.33
(b) 60, 70
(c) 66.11, 71.11,
(d) none of these
Correct Answer – (A)
Question 7 :
Coefficient of variation of two distribution are 60 and 70, and their standard deviations are 21 and 16, respectively. What are their arithmetic means?
(a) 35, 22.85
(b) 22.85, 35.28
(c) 36, 22.85
(d) 35.28, 23.85
Correct Answer – (A)
Question 8 :
The definition of Mode fails if:
(a) the maximum frequency is repeated
(b) the maximum frequency is not repeated
(c) the maximum frequency occurs in the middle
(d) the curve drawn with the help of given data is symmetrical
Correct Answer – (B)
Question 9 :
The reciprocal of the mean of the reciprocals of n observation is the :
(a) geometric mean
(b) median
(c) harmonic mean
(d) average
Correct Answer – (C)
Question 10 :
The measure of dispersion is:
(a) mean deviation
(b) standard deviation
(c) quartile deviation
(d) all a, b and c
Correct Answer – (D)
- NCERT Solutions Class 11 Mathematics Statistics with Answers : Exercise 15.1
- NCERT Solutions Class 11 Mathematics Statistics with Answers : Exercise 15.2
- NCERT Solutions Class 11 Mathematics Statistics with Answers : Exercise 15.3
- NCERT Solutions Class 11 Mathematics Statistics with Answers : Exercise 15 Misc
- NCERT Solutions Class 11 Mathematics Textbook download
