MCQ: MEASURE OF CENTRAL TENDENCY

MCQ: Measure of Central Tendency 

1.Sum of square of the deviations about mean is:

A) Zero
B) Maximum
C) Minimum
D) More than zero.

... Answer is A)

2. An ideal average should be:

A) Rigidly defined
B) Simple
C) Based on all observation
D) All of the above

... Answer is D)

3. Average value of given variavle is known as:

A)Median
B)Mode
C)Mean
D)Correlation

... Answer is C)

4.Mean takes into consideration in the calculation of:

A)50% of the items
B) First and last item
C) Most frequent item
D) All the item

... Answer is D)

5.If there are two groups containing 10 & 5 observations and having 15 & 60 as arithmetic means, then combined mean is:

A) 90
B) 60
C) 30
D) 10

... Answer is C)
10x15 + 5x60 divided by 10+5 = 450/15 = 30

6.The arithmetic mean of 1, 3, 5, 6, X, 10 is 6, the value of X is :

A) 10
B) 11
C) 12
D) 13

... Answer is B)

7.Which of the following is affected by extreme value?

A) Mean
B) Median
C) Mode
D) Index number

... Answer is A)

8.When different items having different importance we should use:

A) Unweighted average
B) Index number
C) Weighted Mean
D) Mode

... Answer is C)

9.Which average is affected most by the presence of extreme items?

A) Arithemrtic mean
B) Geometric mean
C) Median
D) Mode

... Answer is A)

10.In a distribution, the value around which the items tend to be most heavily concentrated is called:

A) Mean
B) Median
C) Mode
D) Quartile

... Answer is C)

11.A grouping table has

A) 4 groups
B) 6 groups
C) 8 groups
D) Any groups

... Answer is B)

12.For the observatios 3, 4, 7, 9, 6, 3, 10, 5, 3, 6. The mode is

A) 3
B) 6
C) 10
D) none of the above

... Answer is A)

13. If mean of a series is 32 and median is 40, what would be the value of mode?

A) 72
B) 12
C) 58
D) 56

... Answer is D)
Mode= 3median - 2mean = 3x40 -2x32

14.What do you call the partition value which divides the series into four equal parts?

A)Decadile
B) Median
C) Percentile
D) Quartile

... Answer is D)

15.For open- end classification, which of the following is the bast measure of central tendency.

A) Arithmetic mean
B) Median
C) Mode
D) Geometric mean

... Answer is B)

16. Which of the following is not as measure of central tendency?

A) Mean
B) Median
C) Mode
D) Mean deviation

... Answer is D)

17.Graphic location of mode is done with reference to:

A) Cumulative frequency curve
B) Frequency polygon
C) Histogram
D) Frequency curve

... Answer is C)

18.The number of observations smaller than is the same as the number larger thn it:

A) Median
B) Mode
C) Mean
D) None of these

... Answer is A)

19.Which of the following is a kind of partition value?

A) Mean
B) Median
C) Quartile
D) Both (b) and (c)

... Answer is D)

20.Quartile is a type of:

A) Mathematical average
B) Statistical average
C) Partition value
D) None of these

... Answer is C)