niescarlosj
01.06.2020 •
Mathematics
Data were collected on the age (in years) and price (in thousands of dollars) of a random sample of 25 used Cars. The computer output from a regression analysis is provided.
Model Summary
R-sq R-sq(adj)
89.9% 87.4%
Coefficients
Term Coef SE Coef T-Value P-Value
Constant 15.29 0.58 26.18 0.000
Age -1.71 0.13 -13.55 0.000
What is the value of the intercept? Enter the value exactly how it is displayed in the output.
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Ответ:
Ответ:
let x to be the unknown angle:
360=2(110)+2x
360=220+2x
140=2x
x=70
ECF is also 110 because of parallel lines and corresponding angles:
110+x+y=180
110+30+y=180
y=40
so DAE is 40