Measures Of Central Tendency CBSE Questions & Answers

Measures Of Central Tendency

This is Economics Class 11 Measures of Central Tendency CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?
  • A
    540
  • B
    162
  • C
    60.0
    Correct
  • D
    18
2
A batsman scores the following number of runs in 6 innings: 36, 35, 50, 46, 60, and 55. Calculate the mean runs scored in an inning.
  • A
    45
  • B
    47.0
    Correct
  • C
    48
  • D
    46
3
If the mean of five observations x, x + 2, x + 4, x + 6, x + 8 is 11. Find the mean of 1st three observations
  • A
    7
  • B
    8
  • C
    9.0
    Correct
  • D
    10
4
The mean of 40 observations was 160. It was detected on re-checking that the value 165 was wrongly copied as 125 for computation of mean. Find the correct mean.
  • A
    161.0
    Correct
  • B
    650
  • C
    4
  • D
    151
5
Find the median
Question 5 figure 1
  • A
    35
  • B
    30.0
    Correct
  • C
    45
  • D
    40
6
On his first 5 biology tests, Bob received the following scores: 72, 86, 92, 63, and 77. What test score must Bob earn on his sixth test so that his average (mean score) for all six tests will be 80
  • A
    95
  • B
    86
  • C
    80
  • D
    90.0
    Correct
7
If the values of mean and median are 40 and 48. Find out the most probable value of mode.
  • A
    64.0
    Correct
  • B
    62
  • C
    65
  • D
    63
8
What is the sum of deviations taken from mean in a series?
  • A
    2
  • B
    0.0
    Correct
  • C
    1
  • D
    -1
9
Average income of 50 families is Rs. 3000. Average income of 12 families is Rs. 18000. Find the average income of rest of the families
  • A
    2445.92
  • B
    3346.82
  • C
    2375.56
  • D
    3378.95
    Correct
10
Mean marks obtained by a student in his five subjects are 15 in English he secures marks, in economics 12, in mathematics 18 and in commerce 9, Find out the marks h secured in statistics
  • A
    30
  • B
    28.0
    Correct
  • C
    14
  • D
    29
11
Rahul made the following runs in different matches. Calculate the average mean of the runs by step deviation method.
Question 11 figure 1
  • A
    33.87
    Correct
  • B
    36.85
  • C
    13.45
  • D
    23.84
12
Find the median of the following data
Question 12 figure 1
  • A
    31.7
    Correct
  • B
    24.3
  • C
    30.4
  • D
    27.5
13
From the following table find mode
Question 13 figure 1
  • A
    24.0
    Correct
  • B
    22
  • C
    25
  • D
    23
14
From the following data find out the value of median graphically
Question 14 figure 1
  • A
    26.5
    Correct
  • B
    22.6
  • C
    23.4
  • D
    25.2
15
The average of 5 quantities is 10 and the average of 3 of them is 9. What is the average of the remaining 2.
  • A
    10.5
  • B
    11.5
    Correct
  • C
    11
  • D
    10