For the grouped data calculation of mean, which of the following is used?
Understand the Problem
The question is asking which method is used to calculate the mean in grouped data, providing multiple choice options for the answer.
Answer
Midpoint of classes.
The final answer is 'Midpoint of classes'.
Answer for screen readers
The final answer is 'Midpoint of classes'.
More Information
The midpoint of classes is used in the formula for finding the mean of grouped data. This helps in estimating the central value for each class interval.
Tips
Confusing the terms such as variance or standard deviation with the mean calculation can lead to errors.
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