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What is the algebraic sum of deviations ...

What is the algebraic sum of deviations of a frequency distribution about its mean?

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RD SHARMA ENGLISH-STATISTICS-All Questions
  1. The following table gives production yield per hectare of wheat of 100...

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  2. Define mean.

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  3. What is the algebraic sum of deviations of a frequency distribution ...

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  4. Which measure of central tendency is given by the x -coordinate of the...

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  5. In Figure, the value of the median of the data using the graph of less...

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  6. Write the empirical relation between mean, mode and median.

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  7. Which measure of central tendency can be determined graphically

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  8. Write the modal class for the following frequency distribution: Class-...

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  9. A student draws a cumulative frequency curve for the marks obtained by...

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  10. Write the median class for the following frequency distribution: Class...

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  11. In the graphical representation of a frequency distribution, if the ...

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  12. Find the class marks of classes 10-25 and 35-55.

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  13. Write the median class of the following distribution: Classes:        ...

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  14. Which of the following is not a measure of central tendency? (a) Mean ...

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  15. Prove that "The Algebraic Sum of deviations from Mean is zero".

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  16. For a frequency distribution, mean, median and mode are connected by ...

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  17. Which of the following cannot be determined graphically? (a) Mean     ...

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  18. The median of a given frequency distribution is found graphically with...

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  19. The mode of a frequency distribution can be determined graphically fro...

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  20. Mode is (a) least frequent value     (b) middle most value (c) most fr...

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