Q 1: For the construction of a frequency polygon _______ and frequencies are taken into consideration. lower limits of the class upper limits of the class mid values of class

Q 2: To represent equal numerical values same diagrams are used in _______. bar diagrams pie diagrams pictographs

Q 3: In preparing frequency distribustion, as far as possible the classes should be of the ________. different size same size

Q 4: If 1-5, 6-10, 11-15,............ are the classes of a frequency distribution then the upper boundary of class 11-15 is ________. 15 11 15.5

Q 5: In a histogram the sidths of all rectangles are ______. equal not equal

Q 6: In bar diagrams values of data are represented by _______. rectangle square triangle

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