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The following table gives the life times...

The following table gives the life times of 400 neon lamps :
: Represent the given information with the help of a histogram.

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The following table gives the life times of 400 neon lamps : : How many lamps have a life time of more than 700 hours ?

The following table gives the distribution of the life time of 400 neon lamps : Find the median life time of a lamp.

The following table gives life time of 400 neon lamps: A bulb is selected at random. Find the probability of that the life time of the selected bulb is atleast 800 hours.

The following table gives life time of 400 neon lamps: A bulb is selected at random. Find the probability of that the life time of the selected bulb is between 400 to 900 hours.

The following table gives life time of 400 neon lamps: A bulb is selected at random. Find the probability of that the life time of the selected bulb is less than 500 hours.

The following truth table represents:

The following truth table represents:

Draw an appropriate graph to represent the given information.

Draw an appropriate graph to represent the given information.

MBD-STATISTICS-EXERCISE
  1. The following table gives the life times of 400 neon lamps : : Rep...

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  2. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  3. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  4. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  5. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  6. Construct a grouped frequency table with class intervals 0-5, 5 -10 an...

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  7. Construct a grouped frequency table with class intervals 0-5, 5 -10 an...

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  8. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  9. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  10. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  11. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  12. A family with monthly income of Rs. 20,000 had planned the following e...

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  13. Consider the following frequency distribution table representing the w...

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  14. The following distribution gives the time taken by 25 students to solv...

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  15. The following table presents the number of literate females in the age...

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  16. For the following data, draw a frequency polygon .

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  17. In a city, the following weekly observations were made in a study on c...

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  18. The following table gives the distribution of IQ (intelligence Quotien...

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  19. A teacher wanted to analyse the performance of two sections of student...

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  20. The mean of 96, 98, x, 102, 104 is 100, find x.

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  21. Find the mean of all possible factors of 20.

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