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Using traditional methods it takes 93 hours to receive an advanced driving license. A new training...

Using traditional methods it takes 93 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 110 students, the researcher decides to reject the null hypothesis at a 0.05 level of significance.

What is the conclusion?


A. There is not sufficient evidence at the 0.05 level of significance that the new technique lengthens training time.


B. There is sufficient evidence at the 0.05 level of significance that the new technique lengthens training time.

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Answer #1

From the given information,

As null hypothesis rejected,

The required correct answer is,

B. There is sufficient evidence at the 0.05 level of significance that the new technique lengthens training time.

Thank you.

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