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Consider the following frequency distr...

Consider the following frequency distribution

If the total of the frequency is 100 and mode is 25 then which one of the following is correct?

A

x=2y

B

2x=y

C

x=y

D

x=3y

Text Solution

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The correct Answer is:
C
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  2. The standard deviation of the observations 5, 5,5,5,5 is

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  7. If the algebraic sum of deviations of 20 observation measured from 23 ...

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  8. What is the standard deviation of numbers 7, 9, 11. 13, 15

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  9. The mean of 10 observations is 5. If 2 is added to each observation an...

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  10. The median of 27 observations of a variable is 18 Three more observati...

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  11. Represent the following data by frequency curve :

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  12. What is the mean of n odd natural numbers. (a)n (b)(n+1)/(2) (c)(n(...

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  13. The arithmetic mean of numbers a, b, c,d, e is M What is the value of ...

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  15. If the mean of few observation is 40 and standard deviation is 8. then...

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  16. Which of the following is measure of dispersion?

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  17. Let X and Y be two related variables. The two regression lines are giv...

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  18. What is the mode for the data 20, 20, 20, 21, 21. 21, 21, 21, 22, 22, ...

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