Let sin t = a, cost=b, and tant = c. Write the following expression in terms of a, b, and c. 8 tan (t) - tant 8 tan (t)- tant = (Simplify your answer.)

Suppose you had 4 types of golf balls that you wanted to test. You were interested in determining whether these types of golf balls go the same distance or not. You also are interested in whether there is a difference in distance using three different brands of clubs. Describe what type of testing procedure you would use. Give Ho for the type of golf balls used. Name of Test _____________________________________________

Listen 4. Do taller restaurant servers receive larger tips? In a study, the amount of each tip (measured as a percentage of the bill) was recorded. along with the heights of the servers. The explanatory variable is O a) the size of the tip b) the height of the server O c) the number of servers used in the study. O d) None of the above ENG 尋