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Assertion: We find mid points of a class interval as upper as upper class limit+lower class limit2 Reason: To draw frequency polygons independently without drawing histogram it is required to have class mark. Which of the following is correct |
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Answer» Assertion: We find mid points of a class interval as upper as upper class limit+lower class limit2 Reason: To draw frequency polygons independently without drawing histogram it is required to have class mark. Which of the following is correct |
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