Retired professional tennis players Martina Navratilova, Monica Seles, John McEnroe, and Jimmy Connors are all left-handed. Define the parameter p to be the proportion of professional tennis players (current and retired) who are left-handed. Researchers are interested in the hypothesis that p > .10 . (About 10% of the general population is left-handed.) (a) What is the population of interest in this situation? The population of interest is all current professional tennis players. The population of interest is all current and retired professional tennis players. The population of interest is all current and retired professional left-handed tennis players. The population of interest is retired professional tennis players. (b) Write the hypothesis in words, being careful to specify the population and the parameter of interest, by completing this sentence: "Researchers are interested in the hypothesis that ..." Researchers are interested in the hypothesis that the proportion of current and retired professional tennis players who are left-handed is greater than .10, the proportion for the general population. Researchers are interested in the hypothesis that the proportion of current professional tennis players who are left-handed is greater than .10, the proportion for the general population. Researchers are interested in the hypothesis that the proportion of retired professional tennis players who are left-handed is greater than .10, the proportion for the general population. Researchers are interested in the hypothesis that the proportion of current and retired professional tennis players who are left-handed is less than .10, the proportion for the general population.