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High School Mathematics15.1 Final Review - I

 Q 1: In a histogram the sidths of all rectangles are ______.equalnot equal Q 2: If the upper boundary of a class is 30, class interval is 10, then the lower boundary of the class is _______.203010 Q 3: 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 _______.6cm.5cm.7cm.none of these Q 4: To represent equal numerical values same diagrams are used in _______.pie diagramsbar diagramspictographs Q 5: In preparing frequency distribustion, as far as possible the classes should be of the ________.different sizesame size Q 6: If 1-5, 6-10, 11-15,............ are the classes of a frequency distribution then the upper boundary of class 11-15 is ________.15.51115 Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!