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High School Mathematics15.1 Final Review - I

 Q 1: 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 these7cm.6cm.5cm. Q 2: For the construction of a frequency polygon _______ and frequencies are taken into consideration.upper limits of the classlower limits of the classmid values of class Q 3: In a histogram the sidths of all rectangles are ______.not equalequal Q 4: If the upper boundary of a class is 30, class interval is 10, then the lower boundary of the class is _______.103020 Q 5: If 1-5, 6-10, 11-15,............ are the classes of a frequency distribution then the upper boundary of class 11-15 is ________.15.51511 Q 6: In bar diagrams values of data are represented by _______.squarerectangletriangle Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!