In a. city , the weekly observations made in a study on the cost of living index are given below in the following table : Draw a frequency polygon for the data above (without construction a histogram).
Answers
Frequency Polygon attached for cost of living index
Step-by-step explanation:
Cost of Living Index Number of Weeks
140-150 145 5
150-160 155 10
160-170 165 20
170-180 175 9
180-190 185 6
190-200 195 2
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.
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Answer:
FREQUENCY POLYGONS ATTACHED
Step-by-step explanation:
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