Question # 1

U' = ________________

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U

A

A'

φ

The total of frequency up to an upper class limit or boundary is called:

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frequency

class frequency

cumulative frequency

relative frequency

Point (-1,4) lies in quadrant:

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I

II

III

IV

The range of R = {(1, 3), (2, 2), (3, 1), (4, 4)} is:

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{1, 2, 4}

{3, 2, 4}

{1, 2, 3, 4}

{1, 3, 4}

If A and B are two disjoint sets then A⋃ b = ______

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A

B

∅

B⋃ A

If A⊆ B the A⋂ B = ______

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A

B

∅

A⋃ B

x-coordinate of every pint on x-axis is.

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+ve

-ve

zero

1

N∩ W = ..................

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∅

{∅}

N

W

W - N = ....................

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∅

{∅}

N

W

The formula of group data of the median is:

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l + h/f (n/2 -c)

l +∑fx/∑f x n,

l + f_m- f₁/2f_m - f₁ - f₂ x n,

A + ∑fu/∑f x n

(A∪B)∪C is equal to

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A∩ (B∪C)

(A∪B)∩C

A∪(B∪C)

A∩ (B∩C)

A set containing no element is called.

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subset

Empty set

Singleton set

Super set

The geometric mean of the a observations 2,4,8, is:

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2

8

4

no geometric mean

A∩ A^c= ...........................

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∪

A^c

∅

A

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