Do skiers spend less than golfers on their vacations? To help answer this question, a travel agency surveyed 41 customers who regularly take their partners on a skiing vacation and 41 customers who regularly take their partners on a golf vacation. The amounts spent on vacations last year are shown in the following table. Perform an appropriate hypothesis test and use a signicance level of 0.05. n Average Standard deviation Skiers (S) 41 2610 369 Golfers (G) 41 3166 764 Difference [d = S , G) 41 7556 576 (a) What are the null and alternative hypotheses? H0: p 3