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- Number System
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- Introduction To Euclid’s Geometry
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- Tabular Representation Of Statistical Data
- Graphical Representation Of Statistical Data
- Measures Of Central Tendency
- Probability
R d sharma solutions mathematics class 9 Solutions for Chapter 25 probability
Exercises in Chapter 25 probability Grade 9
Questions in Probability Exercise 25.1
1500 families with 2 children were selected randomly, and the following data were recorded:
| no. of girls in a family | 0 | 1 | 2 |
|---|---|---|---|
| no. of girls | 211 | 814 | 475 |
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