Question # 1

A set with no element is called:

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Subset

Empty set

Singleton set

Super set

20^o= ..............................

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360^o

630^o

1200^o

3600^o

A data in the form of frequency distribution is called:

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Grouped data

Ungrouped data

Histogram

The Range of R is, if R = {(1,3),(2,2),(3,1),(4,4)}.

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{1,2,4}

{3,2,4}

{1,2,3,4}

{1,3,4}

A relation between two quantities of same kind is called:

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Proportion

Ratio

Variation

Percentage

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-1

1

0

Median from the data 2.3,2.7,2.5,3.1 and 1.9 Is.........................

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2.3

2.5

2.7

2.9

To find the public opinion or trend the most suitable statistics is:

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Mean

Median

Mode

Variance

The angle subtended by an arc at the centre of a circle is called its:

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Outer angle

Centralangle

Complementaryangle

Supplementaryangle

Find x in proportion 4:x::5:15

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12

A Deviation is defined as a difference of any value of the variable from a:

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Constant

Histogram

Sum

In a : b : : c : d, d is called:

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Thirdproportional

Fourthproportional

Meanproportional

Continuedproportional

Which of the following is complete description of Real numbers?

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N∪ W = R

O∪ E = R

P∪ Q = R

Q∪ Q' = R

The extent of variation between two extreme observations in a data is called.

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Average

Range

Quartiles

None of these

If b²-4ac > 0, but not a perfect square then roots of ax²+bx+c=0 are:

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Imaginary

Rational

Irrational

None of these

The straight line that bisect the circle is called:

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Sector

Radius

Diameter

Segment

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