Statistics MCQs

Page No. 19

The ________ in the distribution around which the observation to lie?


aMean

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bDispersion

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cManner

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dCentral value

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View Answer Manner

The S.D. and variance are ____ of origine


aMultiplied

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bVariance

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cChange

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dIndependent

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View Answer Independent

Mean deviation is always ________________?


aEqual to S.D.

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bMore than S.D.

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cLess than S.D.

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dNegative

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View Answer Less than S.D.

The correct variance is define as the __________________?


avaries of data P2/6

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b S.D. of data h2/12

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cM.D. of data h2/6

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dVariance of data h2/12

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Mean deviation is equal to 4/5 of the _________ manipulation?


aQuartile deviation

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bRange

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cStandard deviation

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dVariance

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View Answer Standard deviation

In grouped data, the range is the difference between ________________?


aTwo extreme class boundaries

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bTwo extreme class frequency

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cTwo extreme class limits

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dNone of these

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Relative measure of skewness was introduced by _____________?


aRowely

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bLack

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cKarl Person

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dMode

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View Answer Karl Person

Absolute sum of deviations is minimum from _______________?


aCoefficient of variance

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bS.D. of x

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cMean

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dNormal

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View Answer Mean

If y = bx + a the mean deviation of y is_____________?


a S.D. of y

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b var (x)

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cS.D. of x

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d M.D.of x

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View Answer M.D.of x

The degree to which numerical data tend to spread about an average value is a________________?


aRange

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bvariance

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cMinimum

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dDispersion

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View Answer Dispersion

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