jjustineeeeee
contestada

Suppose the linear regression line y=-0.3x + 11.2 predicts the time, in
minutes, it takes you to finish an obstacle course after training for x days.
About how much time would it take you to finish the course after training for
7 days?
O
A. 78.1 minutes
O
B. 2.1 minutes
O
C. 13.3 minutes
O
D. 9.1 minutes

Respuesta :

aimanadlinp4fyje
D y= -0.3(7) + 11.2
= 9.1
ameadows44

Answer:

D. 9.1

Step-by-step explanation:

You first multiply -0.3 *(7) which will give you -2.1. Lastly you add 11.2 to the -2.1 that will give you the answer 9.1

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