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Answered

9. Which of the following is commonly known as frequency polygon?
a. bar graph
b. pictograph
c. circle graph
d. line graph​

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JOY49093IN

Answer:

D.Line Graph

Step-by-step explanation:

A frequency polygon is a graph constructed by using lines to join the midpoints of each interval, or bin. The heights of the points represent the frequencies. A frequency polygon can be created from the histogram or by calculating the midpoints of the bins from the frequency distribution table

MMELAIN

Answer:

D.Line Graph

Step-by-step explanation:

. A frequency polygon is a graph constructed by using lines to join the midpoints of each interval, or bin. The heights of the points represent the frequencies. A frequency polygon can be created from the histogram or by calculating the midpoints of the bins from the frequency distribution table. The midpoint of a bin is calculated by adding the upper and lower boundary values of the bin and dividing the sum by 2.

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