Using traditional methods it takes 91 hours to receive an advanced driving license. A new training technique using Compu

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Using traditional methods it takes 91 hours to receive an
advanced driving license. A new training technique using Computer
Aided Instruction (CAI) has been proposed. A researcher believes
the new technique may lengthen training time and decides to perform
a hypothesis test. After performing the test on 190 students, the
researcher decides to reject the null hypothesis at a 0.02 level of
significance.
What is the conclusion?