A Local Trucking Company Fitted a Regression to Relate the Travel

question 73

Multiple Choice

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 t_calc to test for zero slope.

• A) 2.46
• B) 5.02
• C) 4.04
• D) 3.15

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Definitions:

Semi-annually Return

The rate of return on an investment calculated by compounding interest twice a year.

Investment

The action or process of allocating resources, usually money, with the expectation of generating an income or profit.

Effective Annual Rate

The interest rate that is adjusted for compounding over a given period, representing the actual annual return on an investment.

Semi-annually Return

The return on an investment calculated twice a year, showing the investment's performance over each six-month period.