Tag: collection, organisation and presentation of data

Questions Related to collection, organisation and presentation of data

The measure of dispersion is a characteristics of :

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. frequency polygon

  2. frequency curve

  3. frequency class

  4. frequency limit

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Correct Option: B
Explanation:

There are following characteristics of $frequency curve$

$1$.Frequency curve identical in shape with different central locations.
$2.$frequency curve with same central location but different dispersion.
$3.$Frequency curve exist with different skewing.

Which one of the following is not a characteristics of frequency curve?

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. measure of central tendency

  2. measure of dispersion

  3. frequency polygon

  4. shape of the frequency curve

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Correct Option: C
Explanation:

Frequency polygon is not a characteristics of frequency curve.
Because frequency polygon is one kind of curve not a characteristics of frequency curve.

Frequency Polygon and frequency curves are one and the same.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: B

A histogram is the same as a frequency polygon.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: B

A frequency polygon is a graph that represents frequency distribution.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: A

Frequency curve may be:

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. Symmetrical

  2. Positive skew

  3. Negative skew

  4. All of the above

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Correct Option: D

A curve obtained by plotting cumulative frequencies in called an Ogive.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: A

A curve obtained by plotting cumulative frequencies is called an Ogive.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: A

There is a difference between Histogram and Frequency polygon.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. True

  2. False

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Correct Option: A

Ogive curve can be drawn for __________.

economics frequency polygons collection, organisation and presentation of data frequency polygon and frequency curve diagrammatic presentation of data

  1. more than type distribution

  2. less than type distribution

  3. both (a) and (b)

  4. none of (a) and (b)

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Correct Option: C