Pyramid Lake Is on the Palute Indian Reservation In Nevada. The lake is famous for cutthroat trout. Suppose a friend tells you that the average length of trout caught In Pyramid Lake Is # = 19 Inches. However, a survey reported that of a random sample of 46 fish caught, the mean length was x = 18.6 Inches, with estimated standard deviation s = 3.5 Inches. Do these data indicate that the average length of a trout caught in Pyramid Lake is less than , = 19 Inches? Use a = 0.05. In USE SALT (a) What is the level of significance? State the null and alternate hypotheses. OHoil > 19 In; Hip = 19 in O Ho: H = 19 in; Hi k * 19 in O Hill 19 in O Hot H = 19 in; Hjem 0.010 O 0.0010