Question # 1

Median divides the data into

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2 parts

3 parts

4 parts

10 parts

The suitable average for shoe or collar size is.

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Geometric mean

Arithmetic mean

Mode

Median

Value of commodity can be calculate by the formula

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P_o x P_n

Price x volume

Price x quantity

The letter used as a symbol for population mean is

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μ_-

Φ

x

σ

Which index numbers are used to measure the buying power of the money

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Wholesale Price index number

Money index number

Simple index number

Price index number

Give classes, 1 - 6, 6 - 10...... class interval is.

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5.5

3

4

5

Commodities subject to considerable price variation should best be measured by

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Quantity index

Price index

Value index

None of thes

The minimum classes may be determine by formula.

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C = 1+3, log (n)

c = √n

X_m - X₀

Both A and B

Smoking habits of residents of a city are.

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Qualitative data

Quantitative data

Discrete data

Continuous data

If Laspeyre's index numebr is 200, Paasche's index numebr is 200 , then Fisher's index numebr is.

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100

200

Zero

1000

If Mean = 25 and S² =25 the C.V is

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100%

25%

20%

None of these

The amout of milk given by a cow is a.

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Qualitative variable

Discrete variable

Continuous variable

Constant

A random variable is also called.

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Chance variable

Stochastic variable

Discrete variable

Both A and B

if X and Y are independent random varaibesl the S.D. (X-Y) is equal to

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Var (X) - var (Y)

Var (X) + Var (Y)

E(X-Y)2

E(X + Y)2

The binomial distribution is symmetrical when:

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P > q

p = 1/2

Probability of success & probability of failure are equal

Both (B) and (C)

When two dice are rolled, the maximum totla on the two faces of dice will be.

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2

6

12

36

Variance of σ² is equal E to (Y²) - _______?

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E (y)

[E(y)]²

E(y²)

None of these

For discrete random variable 'X' the expectation of X I-e E(x) is equal to:

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Σp(x)

Σxp(x)

Σx²p(x)

One

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Statistics Ics Part 1 Online Test MCQs With Answers

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