Question

In the formula for mode of a grouped data,

mode $=l+\left[\frac{f_1-f_0}{2f_1-f_0-f_2}\right]\times h$ ,

where symbols have their usual meaning, $f_1$ represents ___.

• A. Frequency of Modal class
• B. Frequency of the class preceding the modal class
• C. Frequency of the class succeeding the modal class
• D. Frequency of median class

Answer 1

The correct option is A

Frequency of Modal class

In the formula for mode, $f_1$ represents the frequency of the modal class.