Question

32. Given that for twenty pairs of observations,
xu = 525, 2 x = 110, X u = 90, 2 x? = 687,
Lu? = 427 and y = 10 - 3u, the coefficient
of correlation between x and y is
(€)
a)-0.7
b) 0.74 c) -0.74 d) 0.75​

Answer 1

The distance from the center of the nucleus of an isolated atom to the outermost shell containing electrons is known as atomic size. The unit of measurement is Angstroms (

A

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