M L Aggarwal Solutions for Exercise 7: Multiple Choice Questions

If the classes of a frequency distribution are $1-10, 11-20, 21-30, ..., 51-60$, then the size of each class is

If the classes of a frequency distribution are $1-10, 11-20, 21-30, ..., 61-70$ then the upper limit of the class $11-20$ is 

In a grouped frequency distribution, the mid-values of the classes are used to measure which of the following central tendency?

In the formula $\stackrel{-}{X}=a+\frac{\Sigma f_i{d}_i}{\Sigma f_i}$, for finding the mean of grouped data $d_i^{\text{'}}s$ are derivations from a (assumed mean) of

Construction of a cumulative frequency distribution table is useful in determining the

Consider the following frequency distribution:

The upper limit of the median class is 

For the following distribution :

the sum of the lower limits of the median and modal class is 

An ogive curve is used to determine