Question

The data shown to the right for the dependent variable, and the independent variable, xhave been collected using simple rando
OD 15- 10 time 180
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Answer #1

we have Х Y lo LO 160 14 130 12 10+ 120 5 100 + 140 13 IS 160 to + 60+ 14 1 150 130 40 20 O 101.12 13 14 TO (a) The correct ono. where is the observations and u & are the means ofn n-observations & grobservations respectively & Var (x2 ² nine varly){varik) *4.10-13-5 { (10-12-5) + (1472-532 + (11-12-5)? 1772811 varly)= $ 4210–130) ? + (130-13032 + + (130-130)2 varly 20 -

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