Question # 1

Which of the following average cannot be calculated from the observation 2,2,4,4,6,6,8,8,10,10

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Mean

Median

Mode

All of these

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

When sample space S is partitioned into some mutually exclusive events such that their union is sample space itself. Then the events are called

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Simple events

Compound events

Equally likely events

Exhaustive events

Which of the following is written at the top of the table.

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Souce note

Foot notte

Prefatory note

Title

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

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5.5

3

4

5

Waht is the probability that a ball drawn at random from the bag is.

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0.1

0.4

1.0

Cannot be determined from given information

The numbered balls are paced in an urn, Numbers 1- 4 are red and numbers 5 -10 are blue. the probability that a ball drawn at random from the run is blue is.

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0.1

0.4

0.6

1.0

An Ogive is a

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Frequency curve

Frequency polygon

Cumulative frequency polygon

Frequency histogram

In binomial distribution trails are

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Independent

Dependent

Both

Discrete

Geometric mean can be calculated by formula

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A fair coin is tossed four times the probability of getting four heads is

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1/4

1/2

4/6

1

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

the numebr of possible outcomes in a Bernoulli trial is.

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One

Two

Three

Four

The purpose of the sample is to draw inference about:

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statistic

Population

Parameter

Primary

Σ(Yi +a) = ?

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ΣY + na

aΣYi

aΣY

Σa

The hyper-geometric distribution has........... parameters.

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1

2

3

4

A non - orderly arrangement of thing s is called:

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Permutation

Equally likely

Combination

Equally likely

A fair die is rolled three times. The probability of getting three "aces" is

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1/3

1/6

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Statistics Ics Part 1 Online Test MCQs With Answers

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