Question
The following table gives the distribution of the life time of neon lamps:
Life time (in hours) | Number of lamps |
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Text solutionVerified
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 life hours
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Question Text | The following table gives the distribution of the life time of neon lamps: Find the median life time of a lamp. |
Answer Type | Text solution:1 |
Upvotes | 150 |