A local trucking company fitted a regression to relate the travel time (days) of its shipments as a function of the distance traveled (miles) . The fitted regression is Time = -7.126 + 0.0214 Distance, based on a sample of 20 shipments. The estimated standard error of the slope is 0.0053. Find the value of tcalc to test for zero slope.
A) 2.46
B) 5.02
C) 4.04
D) 3.15
Correct Answer:
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