Question # 1

Which is the suitable average for calculting the average price at which articles are sold.

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Geometric mean

Arithmetic mean

Harmonic mean

Mode

When all the values in a sereis occur the same numebr of times, then it in not possible to compute the.

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Mean

Median

Mode

Weighted mean

For positive skewed distribution mean _________ Median __________ Mode.

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=

<

>

None of these

The formula for the lower quartile is

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If a distribution has two modes, than it is called.

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Uni- model

Bi - mdoel

Tri-model

Multi model

Geometric mean can be calculated by formula

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Mean is affected by the change of.

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Origin

Scale

Both a and b

None

The mode of letters in the word STATISTICS is:

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S

T

I

S & T

Which one of the following is not effected by extreme values

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mean

median

mode

both (a) and (b)

The median divides the data into------------ equal parts

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One

Two

Three

Four

When a distribution is symmetrical and has one mode, the highest point on the curve is called the.

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Mode

Median

Mean

All of these

What is teh major assumption we make when computing a mean from grouped data.

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All values are discrete

Eveery value in a class is equal to the midpoint

No value occurs more than once

Each class contains exactly the same number of values

teh most frequent value of the data if it exists is.

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A.M

G.M

Mode

Median

The third quartile is also called

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75^th percentile

Upper quartile

5^th deciles

Both (a) and (b)

The sum of squared deviation is minimum, when deviation are taken form

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Mean

Median

Mode

None of these

Which of the following is not based upon all the observations.

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A.M

G.M

H.M

Mode

Sample mean is an

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Estimated statistic

Updating statistic

Biased statistic

Unbiased statistic

Fora a positively skewed distribution.

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Mean > Mode

Mode > Mean

Median > Mean

None of these

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Statistics Ics Part 1 Chapter 3 Online Test MCQs With Answers

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