Question # 1

For symmetrical distribution mega 3 is.

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zero

1

2

3

E(X ± Y) =..............

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E(X) + E(Y)

E(X) - E (Y)

E(x) ± E (Y)

None of these

Classification of data by their time of occurrence is called.

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Temporal or choronologicla classification

Geographical classification

Quantitative classification

Qualitative classfication

In binomial each trial has

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One outcome

Two outcomes

Three outcomes

Four outcomes

The mean of a constant 'a' is.

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0

a/2

a²

P₇₅

Which is the most useful average in chain base method

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Arithmetic mean

Median

Geometric mean

Weighted arithmetic mean

Circular test is satisfied by

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Laspeyres index

Paasche's index

Fisher's method

None of these

Variance σ²is equal to E(y²) - --------------------

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E(y)

[E(y)]²

E(y)²

E² (y)

Why are the outcomes of a coin tossing mutually exclusive.

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The outcome of any toss is not affected by teh outcome of those preceding it.

Both a head and a tail cannot turn up on any one toss

The probability of getting a head and the probability of getting a tail is the same.

All of these

Importance of commodity is its

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Quantity

Quality

Weight

Price

The probability of even/odd number when a fair die rolled is:

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1/6

2/6

1/36

3/6

Relative depression is of types.

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1

4

3

2

Third quartile Q₃ =

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P₃₃

D₃

Median

None of these

Which of the following indices satisfies both the time reversal and factor reveral tests.

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Laspeyres' index

Fisher's index

Paasche's index

Marshall -edge worth

The volume or quantity of goods are compared by

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Price index numbers

Relative index numbers

Volume index numbers

Paasche's index

The binomial distribution deal with:

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Discrete variable

Continuous variable

None of these

Which set has teh maximum varaition?

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46,48,50

30,40,50

40,50,60

48,48, 49

Range of the ungroup data can be calculate by formula.

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X_m - X_m

X_m - X₀

X₀

X₀ - X_m

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Statistics Ics Part 1 Online Test MCQs With Answers

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