Activity Based Questions.

Question 15 Marks

From the table, fill in the blanks in the following statements.
(i) For class interval 10-20 the lower class limit is? and upper class limit is?
(ii) How many students obtained marks less than 10 ?
(iii) How many students obtained marks less than 20 ?
(iv) How many students obtained marks less than 30 ?
(v) How many students obtained marks less than 40 ?

Answer

self

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Question 25 Marks

6, 10, 10.5, 11, 15.5, 19, 20, 12, 13 are the given observations. By taking classes 6-10, 11-15, 16-20 prepare grouped frequency distribution table

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Question 35 Marks

The record of marks out of 20 in Mathematics in the first unit test is as follows.
20, 6, 14, 10, 13, 15, 12, 14, 17, 17, 18, 11, 19, 9, 16, 18, 14, 7, 17, 20,
8, 15, 16, 10, 15, 12, 18, 17, 12, 11, 11, 10, 16, 14, 16, 18, 10, 7, 17, 14,
20, 17, 13, 15, 18, 20, 12, 12, 15, 10

What is the above information called ?

What is each of the numbers in the data called ?

Answer the following questions, from the above information.

(i) How many students scored 15 marks ?

(ii) How many students scored more than 15 marks ?

(iii) How many students scored less than 15 marks ?

(iv) What is the lowest score of the group ?

(v) What is the highest score the group ?

Answer

self

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Maths Activity Based Questions.

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