Class 10 Maths · Statistics · NCERT Exercise 13.3 · Question 5
The following table gives the distribution of the life time of 400 neon lamps. Find the median life time of a lamp.
| Life time (in hours) | Number of lamps |
|---|---|
| 1500 - 2000 | 14 |
| 2000 - 2500 | 56 |
| 2500 - 3000 | 60 |
| 3000 - 3500 | 86 |
| 3500 - 4000 | 74 |
| 4000 - 4500 | 62 |
| 4500 - 5000 | 48 |
Answer
Median life time hours.
Step-by-step solution
Every step of how it is worked out, free, with no account needed.
From the book
NCERT Class 10 Maths Exercise 13.3 — all 7 questions with answers →
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