The independent is the Number of Rides (r) and the dependent is Total Cost (t) Hope that helped bestie and feel free to ask any questions :)
It if were me, I'd use the expression 70(2) + 70/2 = 175
140 + 35 = 175 miles were driven.
The 98% confidence interval ranges from 48.60 to 51.40 hours.
Please research the included formula below, as it is crucial to understanding this topic.
better late than never :P
The answer of 7/5 as a decimal is 1.4