The formula to find class mark is given as, Class mark = (upper limit + lower limit)/2, or (sum of class boundaries)/2. For example, to find the class mark of the interval 25-30, we add these …

Regular class interval: When the class intervals are equal or of the same sizes. Irregular class interval: When the class intervals are of varying sizes. A frequency table or distribution shows …

From equation (1) and equation (4), we have formula for the class mark and class size for a given class interval respectively. Hence, Class Mark= actual upper limit+actual lower limit 2 and …

Class Mark is defined as the mid-value (or middle value) of each class interval. It is also called “Average of values of upper limit and lower limit. Class Mark is calculated by the formula.

Mar 18, 2024 · In this article, we explored the concept of class mark in detail including examples, formula, types as well as applications. Read More, Mean, Median and Mode; Mean, Median …

Access the Formula Sheet of Statistics Class 9 covering numerous concepts and use them to solve your Problems effortlessly. 1. Primary and Secondary Data: When the information was …

Marks scored in different subjects. Number of votes each candidate received in an election. Thus, facts or figures collected for a definite purpose is called data. The data collected by the first …

The class mark is considered to be the representative value for all the grouped data in a class interval. For example, the values of 81.2 81.2 and 84.6 84.6 are entered in the class 80 80 to …

Here we will learn class mark. The class mark of a class interval = (Actual lower limit + Actual upper limit)/2 = (Sum of Class Boundaries)/2. For Example: The class mark of the overlapping …

In statistics, class marks are the midpoints of each class interval in a frequency distribution. They are calculated by adding the lower limit and the upper limit of a class and then dividing the …