(Maximum Marks: 80)

(Time allowed: Two hours and a half)

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Attempt all questions from Section A and any four questions from Section B.
All work, including rough work, must be clearly shown and must be done on the same sheet as the rest of the Solution.
Omission of essential work will result in a loss of marks.
The intended marks for questions or parts of questions are given in brackets [ ].
Mathematical tables and graph papers are provided.

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  SECTION-A                                      (40 Marks)

(Attempt all questions from this Section)

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Question 1.

Choose the Correct answer to the questions from the given options.             [15]

(Do not copy the questions,  write the correct answer only)

Answer:

On equating the corresponding terms

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A histogram can be used to determine the mode, and an ogive can be used to graphically determine the median and quartiles.

But mean cannot be expressed graphically.

Answer:

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In equation

Question 2: 

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Question 3:

Answer: