Advertisements
Advertisements
प्रश्न
If Cov(x, y) = – 16.5, `sigma_"x"^2` = 2.89, `sigma_"y"^2` = 100. Find correlation coefficient.
पर्याय
– 0.12
0.001
– 1
– 0.97
MCQ
Advertisements
उत्तर
– 0.97
shaalaa.com
Correlation
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Calculate the correlation coefficient for the following data.
| X | 25 | 18 | 21 | 24 | 27 | 30 | 36 | 39 | 42 | 48 |
| Y | 26 | 35 | 48 | 28 | 20 | 36 | 25 | 40 | 43 | 39 |
Find the coefficient of correlation for the following:
| X | 78 | 89 | 96 | 69 | 59 | 79 | 68 | 62 |
| Y | 121 | 72 | 88 | 60 | 81 | 87 | 123 | 92 |
Example for positive correlation is
Correlation co-efficient lies between
The correlation coefficient is
The variable whose value is influenced (or) is to be predicted is called
The correlation coefficient
A measure of the strength of the linear relationship that exists between two variables is called:
The value of the coefficient of correlation r lies between:
State and explain the different kinds of Correlation.
