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Simran notes down the number of hours sh...

Simran notes down the number of hours she spent on studying in a week. Her observations are as follows:

Find the average number of hours Simran studies in a day.

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The correct Answer is:
`3(1)/(2)` hours
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ICSE-DATA HANDLING AND MEASURES OF CENTRAL TENDENCY-EXERCIES 18.1
  1. Simran notes down the number of hours she spent on studying in a week....

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  2. The marks of 12 students in a Math test are as follows: 8, 10, 4, 8, 5...

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  3. If the mean of 12 observations is 9, find the sum of the 12 observatio...

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  4. If the mean of 15 observations is 16, find the sum of the 15 observati...

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  5. Create a set of 6 observations with mean 10.

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  6. Create a set of 5 observations with mean 8.

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  7. The mean of 9 numbers is 6. If one more number is added, the mean rema...

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  8. If the arithmetic mean of 5 consecutive numbers is 16, find the sum of...

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  9. If the mean of 7 consecutive multiples of 3 is 18, find the 4th and 5t...

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  10. The mean of 8 numbers is 11. If 3 of these numbers are in the ratio 1:...

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  11. Is mean always one of the observations in a given data?

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  12. If a collection of data has 20 observations, how will the median be ca...

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  13. When will the median be one of the observations in a given data?

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  14. . Find the median of the given data: 24, 19, 13, 15, 12, 36, 21, 30

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  15. . Find the median of the given data: 8, 9, 12, 7, 5, 4, 18, 20, 6,3

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  16. . Find the median of the given data: 23, 55, 38, 29, 35, 45, 31, 59,...

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  17. . Find the median of the given data: 9, 7, 12, 16, 8, 11, 16, 13, 1...

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  18. The median of 8 numbers is 11. If 7 of these numbers are 26, 12, 3, 8,...

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  19. The median of 10 numbers is 22. Find the tenth number given that 9 of ...

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  20. A collection of 20 'distinct numbers have 13 as their median. A number...

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