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CALCUTTA BOOK HOUSE-FREQUENCY DISTRIBUTIONS OF GROUPED DATA -EXERCISE-1 (LONG TYPE ANSWER QUESTION)
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- Define: class-interval
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- Define: lower-class limit and upper class-limit
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- Define: class-boundary , lower and upper class boundaries
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- Define: class-length
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- Show that the mid-point of the line segment joining the points (5, 7) ...
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- Find the distance of the point (1, 2) from the mid-point of the line s...
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- If A and B are (1, 4) and (5, 2) respectively, find the co-ordinates o...
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- Determine the ratio in which the point (-6, a) divides the join of A (...
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- a,b and c are in A.P. Prove that b+c , c+a and a+b are in A.P.
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- If 9^(th) term of an A.P. is zero, prove that its 29^(th) term is doub...
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- An A.P. consists of 60 terms .If the first and the last terms be 7 and...
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