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1 : The number of times a value occurs in a data is called:

1 : Frequency

2 : Relative frequency

3 : Class limit

4 : Class mark

2 : Which data takes only some specific values?

1 : Continuous Data

2 : Discrete data

3 : Grouped data

4 : Ungrouped data

3 : Find the median of the given data: 110, 125, 122, 130, 124, 127 and 120

1 : 124

2 : 125

3 : 122

4 : 127

4 : The size of class interval (6-10) is:

1 : 4

2 : 5

3 : 8

4 : 10

5 : The observation that occurs most often is called:

1 : median

2 : mean

3 : mode

4 : range

6 : A cumulative frequency means ______ of frequencies.

1 : sum

2 : difference

3 : product

4 : quotient

7 : When all observations are not of equal importance then we find:

1 : Mean

2 : Median

3 : Mode

4 : Weighted mean

8 : Midpoint is also known as:

1 : Mean

2 : Median

3 : Class limit

4 : Class mark

9 : Frequency polygon is also drawn/constructed by using:

1 : Histogram

2 : Bar graph

3 : Class boundaries

4 : Class limit

10 : The difference between the greatest value and the smallest value is called:

1 : Class limits

2 : Midpoint

3 : Relative frequency

4 : Range

11 : Measure of central tendency is used to find out the ______ of a data set.

1 : Class boundaries

2 : Cumulative frequency

3 : Middle or centre value

4 : Frequency

12 : In a data the values (observations) which appears or occurs most often is called:

1 : Mean

2 : Mode

3 : Median

4 : Weighted mean

13 : A data in the form of frequency distribution is also called:

1 : Grouped data

2 : Ungrouped data

3 : Raw data

4 : Dispersed data

14 : The midpoint or class mark of the group (6-10) is:

1 : 4

2 : 6

3 : 8

4 : 10

15 : Median from the data 1,4,0,7 and 9 is:

1 : 0

2 : 4

3 : 5

4 : 7

16 : A histogram is a graph of ______ rectangles:

1 : adjacent

2 : non-adjacent

3 : parallel

4 : equal height

17 : A frequency polygon is geometrically:

1 : closed figure

2 : open figure

3 : circular shape

4 : symmetric curve

18 : A deviation is a difference of any value of the variable from a:

1 : constant

2 : variable

3 : sum

4 : zero

19 : The class having maximum frequency is called ______ class.

1 : Modal

2 : Median

3 : Lower

4 : Upper

20 : The middlemost observation in arranged data set is called:

1 : median

2 : mean

3 : mode

4 : range

21 : The arrangement of data is necessary to find the value of:

1 : Mean

2 : Median

3 : Mode

4 : Range

Math 9th MCQs || Ilam Ghar