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OSWAL PUBLICATION-DIKSHA QUESTIONS -UNIT -VII: Statistics and Probability (Statistics) (Short Answer Type Questions )
- If the mean of the following distribution is 54 , find the missing fre...
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- The following table shows the distribution of weights of 100 candiates...
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- Some students of Class X donated for the welfare of old age persons . ...
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- The average score of boys in an examination of a school is 71 and tha...
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- The following data gives the information on the observed lifetimes ...
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- Determine the missing frequnecy x , from the following data , when Mod...
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- Find the unknown values in the following table :
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- The mode of a distribution is 55 and the modal class is 45-60 and the ...
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- Find the mean of 30 numbers given mean of ten of them is 12 and the me...
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- The mean of 5 numbers is 10 . If 3 decrease each number , find the mea...
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- The median of a data is 20 . If each item is increased by 2 , find the...
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- The mean of 20 observations is 12 . If each observation is increased b...
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- The mean of 6, 6+2x , 5 and 8 and 8+3x is 20 . Find the value of x .
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- Find the Mode of the following data : Also if the Median of the d...
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