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

The most frequent value of the data is called

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Median

Mode

Mean

H.M

The estimate of population means is represented by

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μ

Ψ

The mean of the first n natural numbers is.

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n(n+1)2

(n+1)/2

(n-1)/2

n/2

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

When referring to a curve whose longer tail is to the right, you would call it.

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Symmetrical

Positively skewed

Negatively skewed

None of these

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

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One

Two

Three

Four

For the given data 2,3,7,0,-8 G.M will be.

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Negative

Positive

Zero

Impossible

Which of the following is the first step in calculating the median of a data set.

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Average the middle two values of the data set.

Array the data

Determine the relative weights of the data values in tems of importance

None of these

For negatively skewed distribution mean______ median ______mode.

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=

<

>

None to these

The most central value of an arrayed data is.

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Mode

Median

Mean

Harmonic mean

Code method of calculation is only used in:

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Median

Combined mean

A.M

None of these

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

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Uni- model

Bi - mdoel

Tri-model

Multi model

The letter μ is

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German

Latin

Greek

None of these

Is a symmetrical distribution.

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Q1 = Q3

P25 = P50 = P75

A.M = G.M = H.M

A.M = Med = Mode

Teh suitable average for the qualitative data is.

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Mean

Mode

weighted mean

Geometric mean

The median divides the data into

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Two halves

Four quarters

Single unit

Six parts

Which average cannot be computed if any value is less than zero.

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G.M

Median

Mode

A.M

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Statistics Ics Part 1 Chapter 3 Online Test MCQs With Answers

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