For each of the models listed below, predict y when

CheemnCatelvew

CheemnCatelvew

Answered question

2021-08-11

For each of the models listed below, predict y when x=2.
a) yˆ=1.2+0.8logx,
b) logyˆ=1.2+0.8x,
c) lnyˆ=1.2+0.8lnx,
d) yˆ2=1.2+0.8x,
e) 1yˆ=1.2+0.8x

Answer & Explanation

Brighton

Brighton

Skilled2021-08-12Added 103 answers

We just need to plug x=2 into each equation.
a)y=1.2+0.8log21.44
b)logy=1.2+0.82=2.8y102.8630.96
c)lny=1.2+0.8ln2=1.2+ln20.8y=e1.2+ln20.8=20.8(c1.2)5.78
d)y2=1.2+0.82=2.8y=±2.8±1.67
e)1y=1.2+0.82=2.8y=12.8y=12.820.13

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