Question
The lengths of leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table:
Length (in mm) | Number of leaves |
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Text solutionVerified
The data needs to be converted to continuous classes for finding the median, since the formula assumes continuous classes. The classes then change to
Converting the given table into exclusive form and preparing the cumulative frequency table, we get
We have,
The cumulative frequency just greater than is and the corresponding class is .
Thus, is the median class such that
, and
Substituting these values in the formula
Median,
Hence, median length hours
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Question Text | The lengths of leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table:Find the median length of the leaves. |
Answer Type | Text solution:1 |
Upvotes | 150 |