Which one of the following definitions is for frequency curve?

The polygon formed by joining the middle points of the tops of bars of the histogram

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A special type of bar graph to represent a frequency distribution. Here the bars are drawn adjascent to each other, class intervals are represented on the horizontal axis and frequency on the vertical axis

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If the class intervals are plotted on the horizontal axis and the cumulative frequencies on the vertical axis against the upper class boundaries then the free hand curve through the points so plotted

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The curve fanned by joining the middle points of the tops of bars of the histogram

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Solution

The correct option is D The curve fanned by joining the middle points of the tops of bars of the histogram
The curve fanned by joining the middle points of the tops of bars of the histogram is called a frequency curve

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Similar questions

Q. Fill in the blanks by using proper substitutes given in the bracket.

1) __________ is an orderly arrangement of data in rows and columns.
(Diagrams/Table/ Bar/ Histogram)

2) __________is a visual form of presenting tabulated data.
(Diagram/Picture/Frequency distribution/Bar)

3) Vertical rectangles representing class frequencies in a frequency distribution is called______
(Histogram/ Bar diagram/ Pie diagram/ Frequency polygon)

4) A frequency polygon is a ______ line curve.
(straight line/freehand/ joint/multi-dimensions)

5) _________ diagrams are used for comparisons.
(Multiple bar, Simple bar/ Sub-divided/ Percentage Bar)

Q. A histogram is a pictorial representation of the grouped data in which class intervals and frequency are respectively taken along

(a) vertical axis and horizontal axis

(b) vertical axis only

(c) horizontal axis only

(d) Horizontal axis and vertical axis

Q. The curve obtained by joining the points, whose

x

-coordinates are the upper limits of the class-intervals and

y

-coordinates are corresponding cumulative frequencies is called -

The height of the bars in a histogram represents the frequency of the data (in the considered class interval) and width of the histogram represents class width.

A histogram, is a pictorial representation of the grouped data in which class intervals and frequency are respectively taken along

(a) vertical axis and horizontal axis

(b) vertical axis only

(d) horizontal axis and vertical axis

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Which one of the following definitions is for frequency curve?

The correct option is D The curve fanned by joining the middle points of the tops of bars of the histogramThe curve fanned by joining the middle points of the tops of bars of the histogram is called a frequency curve

The correct option is D The curve fanned by joining the middle points of the tops of bars of the histogram
The curve fanned by joining the middle points of the tops of bars of the histogram is called a frequency curve