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Calculate the coefficient of rank correl...

Calculate the coefficient of rank correlation.

A

Only I

B

1 or -1

C

Only-1

D

0

Text Solution

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The correct Answer is:
D
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PUNEET DOGRA-STATISTICS-PRE YEAR QUESTIONS
  1. Consider the following statements in respect of histogram : 1. Histo...

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  2. Which one of the following statements is/are correct?

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  3. Calculate the coefficient of rank correlation.

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  4. Find the variance of first n natural numbers.

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  5. What is the mean of the squares of the first 20 natural numbers? (a)1...

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  6. p, q, r, s and t are five numbers such that the average of p. q and r ...

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  7. The number of telephone calls received in 245 successive one minute in...

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  8. The number of telephone calls received in 245 successive one minute in...

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  9. The number of telephone calls received in 245 successive one minute in...

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  10. Which of the following statements are correct regarding the molecular ...

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  11. In a less than cumulative frequency distribution, frequency and cumula...

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  12. The mean and standard diviation of 100 items are 50,5 and of 150 items...

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  13. The mean and standard deviation of 6 observations are 8 and 4 respecti...

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  14. The mean and standard deviation of 100 items are 50, 5 and that of 150...

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  15. if the regression coefficient of Y on X is4/3,then the regression coef...

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  16. The mean of 20 observations is 15. On checking, it was found that two ...

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  17. The arithmetic mean of the square of the first n natural number is. (...

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  18. Consider the following statements I. Both the regression coefficien...

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  19. Which one of the following measures is determined only after the const...

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  20. BOD is measure of

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