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NCERT-STATISTICS-Exercise 14.2
- Three coins were tossed 30 times simultaneously. Each time the number...
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- The value of piupto 50 decimal places is given below:3.14159265358979...
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- The heights of 50 students, measured to the nearest centimetres, have...
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- A study was conducted to find out the concentration of sulphur dioxid...
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- The distance (in km) of 40 engineers from their residence to their pl...
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- The relative humidity (in %) of a certain city for a month of 30 days...
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- The blood groups of 30 students of Class VIII are recorded as follows...
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- Thirty children were asked about the number of hours they watched TV ...
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- A company manufactures car batteries of a particular type. The lives ...
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