Bcs40 regression Correlation coefficient analysis of correlation data bcs-40 | bcs040 | bcs40
Автор: PIXELES CLASSES
Загружено: 2024-05-11
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Question[1]:In a partially destroyed laboratory, record of an analysis of correlation data, the following results only are legible : Variance of X = 9. Regression equations :
8X – 10Y + 66 = 0,
40X – 18Y = 214.
What are : (i) The mean values of X and Y
(ii) Correlation coefficient of X and Y
(iii) Variance of Y and standard deviation
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