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High School Mathematics
15.1 Final Review - I

High School Mathematics
15.1 Final Review - I

Q 1: If the upper boundary of a class is 30, class interval is 10, then the lower boundary of the class is _______.
10
20
30

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 _______.
5cm.
6cm.
7cm.
none of these

Q 3: If 1-5, 6-10, 11-15,............ are the classes of a frequency distribution then the upper boundary of class 11-15 is ________.
15.5
15
11

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

Q 5: In preparing frequency distribustion, as far as possible the classes should be of the ________.
different size
same size

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

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Question 8: This question is available to subscribers only!


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