The difference between the upper and the lower class limits is called

(a) mid-points

(b) class size

(c) frequency

(d) mean

Q. The difference between the upper class limit and lower class limit is called class .

Q. In the formula $\overline{\mathrm{X}}=\mathrm{a}+\frac{\mathrm{\Sigma }{\mathrm{f}}_{\mathrm{i}}{\mathrm{d}}_{\mathrm{i}}}{\mathrm{\Sigma }{\mathrm{f}}_{\mathrm{i}}}$, for finding the mean of grouped data ${d_i}^{{\text{'}}^s}$ are derivations from $a$ of
(a) lower limits of classes (b) upper limits ofclasses
(c) mid-points of classes (d) frequency of the class marks

Q. The difference between the upper class limit and the lower class limit is called ______.

Q. The difference between the upper and lower limits of a class interval is called the ___ of the class interval.

Q.

Question 45

The difference between the upper and lower limits of a class interval is called the ___ of the class interval ?