Question # 1

Co-efficent of quartile deviation can be calculated by the following formula

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There sets on a sofa can be occupied by four persons in.

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12 ways

7 ways

24 ways

None of these

The man of 10 observations is 10. All obvervations are increased by 10%. The mean of the increased observations shall be.

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10

11

20

100

When all the commodities are not of equal importance, the index numbers are called.

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Simple

Weighted

Value

Un weighted

E(y-μ) is equal to

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E(y)

μ

zero

y-μ

Probability of an event cannot be

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Negative

Positive

Zero

One

Paasche's index number is:

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Simple index number

Weighted index number

Un-weighted index number

Composite index number

Mode of the sereis 2,2,2,3,3,3,2,3,3,4 is.

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3

2 and 3

4

None of these

The data about the weights of plants:

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Discrete data

Qualitative data

Continuous data

Quantitative data

If the probability of success p = 0.4 for a parability Beronouli trial, the expression 7!/3!4! (0.4)2 (0.6)2 given the probility of getting.

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Exactly three sucoseeson in seven trials

Exactlyfour successin seven trials

Three or more successes in seven trials

Four or more successes in seven trials.

The range of probability is between

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0 to 2

-1 to +1

0 to 8

0 to 1

A set representing all possible out comes of a random experiment is called

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Sample space

Universal set

Simple event

Random experiment

The expected value of a discrete random variable is.

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Always an integer

Always one of the values that the random variable can assume

An interal of values

None of these

The probability of getting two red balls with replacement from a bag containing 4 red, 3 white and 3 black balls is.

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4/25

1/25

9/100

2/25

The variance of 4,4,4,4,4 is.

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-4

(4)²

8

0

Which is the most suitabel average in chain base method.

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Arithemetic mean

Median

Geometric mean

Weighted arithmetic mean

If Y=X + A , trhe range of Y =

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Range (X)

Range (X) + A

Zero

A

For positive skewed distribution mean _________ Median __________ Mode.

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=

<

>

None of these

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Statistics Ics Part 1 Online Test MCQs With Answers

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