A golf instructor is interested in determining if her new technique for improving players’ golf scores is effective. She takes four (4) new students. She records their 18-hole scores before learning the technique and then after having taken her class. She conducts a hypothesis test. The data are as Table 10.27.

This is:

a. A test of two independent means.

b. A test of two proportions.

c. A test of a single mean.

d. A test of a single proportion.

Transcribed Image Text:

Player 1 Player 2 Player 3 Player 4 Mean score before class 83 78 93 87 Mean score after class 80 80 86 86 Table 10.27