Statistics MCQs

Page No. 61

The grouped data is also called_____________?


aRaw data

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bPrimary data

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cSecondary data

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dQualitative data

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View Answer Secondary data

The first hand and unorganized form of data is called_______________?


aSecondary data

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bOrganized data

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cPrimary data

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dNone of these

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View Answer Primary data

Which of these represent qualitative data______________?


aHeight of a student

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bLiking or disliking of (500) persons of a product

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cIncome of a government servant in a city

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dYield from a wheat plot

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Sum of dots when two dice are rolled is____________?


aa discrete variable

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b a continuous variable

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ca constant

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da qualitative variable

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View Answer a discrete variable

If a distribution is abnormally tall and peaked, then is can be said that the distribution is_____________?


aLeptokurtic

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bPyrokurtic

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cPlatykurtic

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dMesokurtic

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View Answer Leptokurtic

If the standard deviation of a population is 9, the population variance is_____________?


a9

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b3

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c21

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d81

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View Answer 81

Which of the following is not a measure of central tendency ?


aPercentile

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bQuartile

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cStandard deviation

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dMode

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View Answer Standard deviation

The sum of the deviations about the mean is always______________?


aRange

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bZero

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cTotal Standard Deviation

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dPositive

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View Answer Zero

The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is_____________?


aPositively Skewed

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bSymmetrical

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cAsymptotic

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dNegatively Skewed

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View Answer Negatively Skewed

Which of the following describe the middle part of a group of numbers ?


aMeasure of Variability

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bMeasure of Central Tendency

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cMeasure of Association

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dMeasure of Shape

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