Math, asked by YashtheINDIAN, 1 year ago

what is... less n more than type cumulative frequency....ogive.. graph... thank you...

Answers

Answered by sagarmankoti
5
Cumulative Frequency Curve


As we know, a picture speaks a thousand words. In the world of statics, graphs, in particular, are very important, as they help us make sense of the data and understand it better. So let us study the graphical representation of Cumulative Frequency Curve.



What is Cumulative Frequency?

The frequency is the number of times an event occurs within a given scenario. Cumulative frequency is defined as the running total of frequencies. It is the sum of all the previous frequencies up to the current point. It is easily understandable through a Cumulative Frequency Table.


Cumulative Frequency is an important tool in Statistics to tabulate data in an organized manner. Whenever you wish to find out the popularity of a certain type of data, or the likelihood that a given event will fall within certain frequency distribution, a cumulative frequency table can be most useful.

Cumulative Frequency Curve



A curve that represents the cumulative frequency distribution of grouped data on a graph is called a Cumulative Frequency Curve or an Ogive. Representing cumulative frequency data on a graph is the most efficient way to understand the data and derive results.

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There are two types of Cumulative Frequency Curves (or Ogives) :

More than type Cumulative Frequency Curve

Less than type Cumulative Frequency Curve

More Than Type Cumulative Frequency Curve

Here we use the lower limit of the classes to plot the curve.

How to plot a More than type Ogive:

In the graph, put the lower limit on the x-axis

Mark the cumulative frequency on the y-axis.

Plot the points (x,y) using lower limits (x) and their corresponding Cumulative frequency (y)

Join the points by a smooth freehand curve. It looks like an upside down S.

Less Than Type Cumulative Frequency Curve

Here we use the upper limit of the classes to plot the curve.

How to plot a Less than type Ogive:

In the graph, put the upper limit on the x-axis

Mark the cumulative frequency on the y-axis.

Plot the points (x,y) using upper limits (x) and their corresponding Cumulative frequency (y)

Join the points by a smooth freehand curve. It looks like an elongated S.

Cumulative Graphs can also be used to calculate the Median of given data. If you draw both the curves on the same graph, the point at which they intersect, the corresponding value on the x-axis, represents the Median of the given data set.


sagarmankoti: Pls mark ans brainlist
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Answered by namanbisht24182
1

Step-by-step explanation:

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