Q 1: In preparing frequency distribustion, as far as possible the classes should be of the ________. same size different size

Q 2: If in a bar diagram the length of the rectangle representing 50 units in 10cm, the length of the bar representing 30 units in the same bar diagram is _______. none of these 6cm. 7cm. 5cm.

Q 3: In bar diagrams values of data are represented by _______. triangle square rectangle

Q 4: To represent equal numerical values same diagrams are used in _______. pictographs bar diagrams pie diagrams

Q 5: For the construction of a frequency polygon _______ and frequencies are taken into consideration. upper limits of the class mid values of class lower limits of the class

Q 6: In a histogram the sidths of all rectangles are ______. equal not equal

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