Question

Show the following data by the frequency polygon weight of children 18 - 19 ,19- 20 ,20- 21, 21 -22 ,22 - 23 ,23 -24 number of children for4, 13 ,15 ,19,17,6 ​

Answer 1

frequency polygon  attached

Step-by-step explanation:

Weight of children (kg)    Number    Mid Point

18-19                                    4               18.5

19-20                                   13              19.5

20-21                                   15              20.5

21-22                                   19              21.5

22-23                                  17               22.5

23-24                                   6               23.5

A frequency polygon is another type of frequency distribution graph. In a frequency polygon, the number of observations is marked with a single point at the midpoint of an interval. A straight line then connects each set of points.

Learn more:

Draw a frequency polygon for the following grouped frequency ...

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frequency polygon weight of children

https://brainly.in/question/14172522

Answer 2

Answer:

Step-by-step explanation:

() Show the following data by a frequency polygon:

Weight of children (kg)

18-19

19-20

| 20 - 21

| 21 - 22

22-23

23-24

Number of children

4

13

15

6

17

19