mock midterm paper 2 2020 ans key 1 - wordpress.com
TRANSCRIPT
1
Key
2
3
4
Stat -> Calc -> 4: LinReg (ax + b) r= 0.991857934
Stat -> Calc -> 4: LinReg (ax + b) y = 8.25x + 48.1
y = 8.25(10.3)+ 48.1
y = 133.075 km
(3 sig figs)
It is not reliable because it is an extrapolation
OR
It is not valid because the given value is not within the range of our data
5