Mathematics Statistics - Mean of Grouped Data - Problem Solving (Assumed mean)

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This video contains problem solving session on Mean of grouped data by assumed mean method

"While finding the mean by direct method, it may happen that the numbers in the columns come out to be very large which becomes tedious to calculate the value. So we use Assumed Mean Method to calculate theh mean of such data.

It will give you same information if calculated by using direct method, the only importance of this method is that it reduces time and makes the process less tedious. "


1. Introduction

2. Mean of Grouped Data

3. Mean of Grouped Data Problem Solving 1 (Direct method)

5. Mean of Grouped Data Problem Solving 3 (Step deviation method)

6. Median of Grouped Data - Problem Solving

7. Mode of Grouped Data - Problem Solving

8. Cumulative Frequency - Less than type Ogive

9. Cumulative Frequency - More than type Ogive

We also have a booklet for the same. The booklet again gives a quick glance about everything with a variety of questions to solve and study.

Statistics | Assessments and Worksheets

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