Commerce (English Medium) Class 12 - CBSE Question Bank Solutions

Analyse any five problems faced by Indian farmers in agriculture.

"Dependence on erratic monsoon is still a big problem of Indian agriculture." Support the statement.

Analyse the 'low productivity' as a big problem of Indian agriculture. 

What is the importance of an index number? Taking an example examine the process of calculating an index number and show the changes.

What do you mean by data processing?

The measure of central tendency always coinciding with the hump of any distribution is:

A scatter plot represents negative correlation if the plotted values run from:

What is perfect correlation?

What is the maximum extent of correlation?

Write a detailed note on the degree of correlation.

Draw scatter plots showing different types of perfect correlations.

In a tally mark grouping by four and crossing fifth is called ______.

An Ogive is a method in which

If both ends of a group are taken in frequency grouping, it is called______.

Collect the last test result of Geography of your class and represent the marks in the form of a group frequency distribution.

In a class of 35 students of Geography, following marks were obtained out of 10 marks in unit test –

1, 0, 2, 3, 4, 5, 6, 7, 2, 3, 4, 0, 2, 5, 8, 4, 5, 3, 6, 3, 2, 7, 6, 5, 4, 3, 7, 8, 9, 7, 9, 4, 5, 4, 3. Represent the data in the form of a group frequency distribution.