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Question
Choose the correct alternative:
If r = 0.5, σx = 3, σy2 = 16, then bxy = ______
Options
0.375
0.667
2.667
0.093
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Solution
0.375
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byx = `square`
bxy = `square`
when x = 10,
`y - square = square (10 - square)`
∴ y = `square`
If byx > 1 then bxy is _______.
