Business Statistics and Research Methods MCQs

E(x + y) = ?

Which one of the following index number is based on geometric mean?

All the properties of order, interval and zero origin are simultaneously possessed by:

Arrange the following steps in sequence in constructing histogram. 1. Convert frequency table into equal class interval. 2. Check that class intervals are shown on X-axis and frequencies on the Y-axis. 3. Check that height of the rectangle is proportional to the respective frequency of grouped data. 4. Check that width of the rectangle represent the class interval. 5. Each rectangle is then joined. Select the correct answer using the options given below

The measure of dispersion which uses only two observations is called:

In an individual series, the frequency of each observation is

Which of the following statement(s) is/are true about a schedule? 1. If collects primary data. 2. If collects secondary data. 3. If collects qualitative data.

The points of intersection of the 'less than' and 'more than' ogives correspond to

. . . . . . . . is the grouping of related facts into various classes.