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The heights (in cm) of 40 boys were meas...

The heights (in cm) of 40 boys were measured and recorded as under
Find the mean height

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The correct Answer is:
173.25cm
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RS AGGARWAL-COLLECTION AND ORGANISATION OF DATA (MEAN, MEDIAN AND MODE)-EXERCISE 21A
  1. Define the terms: (i) Data (ii) Raw data (iii) Array (iv) Tabu...

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  2. A die was thrown 20 times and the following outcomes were recorded Ar...

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  3. The daily wages (in) of 15 workers in a factory are given below Arrang...

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  4. Write the data given below in ascending order and prepare the frequenc...

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  5. Fill in the blanks (i) Data means information in the form of figures

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  6. Fill in the blanks Q(ii)Data obtained in the form is called raw data

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  7. Fill in the blanks Q(iii)Arranging the numerical figures in ascending ...

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  8. Fill in the blanks Q(iv)The number of times a particular observation o...

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  9. Fill in the blanks Q(v)Arranging the data in the form of a table is ca...

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  10. Find the mean of first five natural numbers

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  11. Find the mean of first six odd natural numbers

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  12. Find the mean of first seven even natural numbers

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  13. Find the mean of first five prime numbers

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  14. Find the mean of first six multiples of 5

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  15. The following table shows the weights (in kg) of 15 workers in a facto...

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  16. The daily wages (in rupees) of 60 workers in a factory are given below...

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  17. The heights (in cm) of 90 plants in a garden are given below Find the ...

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  18. The ages (in years) of 50 players of a school are given below Find the...

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  19. The heights (in cm) of 40 boys were measured and recorded as under Fin...

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