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    Paper pattern total 30 marks out of which (3+7+10 =20 marks with choice 1 out of 2) and (10

    marks compulsory question with 5x2 )

    All the problems are important as 60% is problems which get you more score than 40%

    theory which give you lesser score comparatively

    3

    What is distrust of statistics?

    What are the limitations of statistics?

    How do you classify the class intervals?

    Write a brief note on classification.

    7

    What is statistics? List and explain the five stages in a Statistical Investigation

    List out the methods of collecting primary data with detailed explanation.

    Discuss about the different types of statistical enquiries

    10

    Explain primary and secondary sources of data

    Explain scope and importance of statistics

    Discuss in detail about the four stages of classification.

    Discuss the bases for classification with examples.

    Problems ( each problem can be given for either 7 marks or 5 marks)

    Q1) Convert the following distribution into more than frequency distribution

    Weekly wages (less than 00 months) 20 40 60 80 100

    Number of workers 41 92 156 194 201

    How do you classify statistical enquiries

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    Q2)A college management wanted to give scholarship to MBA students securing 60% and

    above marks in the following manner

    %Marks Monthly scholarship

    60-65 250

    65-70 300

    70-75 350

    75-80 400

    80-85 450

    The marks of 25 students who are eligible for scholarship are given below:

    74, 62, 84, 72, 61, 83, 72, 81, 64, 71, 63, 61, 60, 67, 74, 66, 64, 79, 73, 75, 76, 69, 68, 78 and

    67

    Calculate the monthly scholarship paid to students

    Q3) The following is the increase in D.A. in salaries of employees of a firm at the following

    rates

    Rs 250 for the salary range upto Rs 4749 Rs260 for the salary range from Rs 4750 Rs 270 for the salary range from Rs 4950 Rs 280 for the salary range from Rs 5150 Rs 290 for the salary range from Rs 5350

    No increase of DA for salary of Rs 5500 or more. What will be the additional amount

    required to be paid by the firm in a year which has 32 employees with the following salaries

    (in Rs) solve through frequency distribution table

    5422 4714 5182 5342 4835 4719 5234 5035

    5085 5482 4673 5335 4888 4769 5092 4735

    5542 5058 4730 4930 4978 4822 4686 4730

    5429 5545 5345 5250 5375 5542 5585 4749

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    In a sample study about coffee drinking habits in two towns, the following information was

    received.

    Town A: Female were 40%, total coffee drinkers were45% and male non coffee drinkers

    were 20%

    Town B: Male were 55%, male non coffee drinkers were 30% and female coffee drinkers

    were 15%

    Represent the data in tabular column