Following are the 28 players on the opening-day roster of the 2021 Boston Red Sox Major League Baseball team, their salaries, and fielding positions. b. What is the decision rule? Note: Negative amounts should be indicated by a minus sign. Round your answers to 3 decimal places. c. Calculate the test statistic. Note: Round your answer to 3 decimal places. d. What is your decision regarding H6 ? e. Is there a difference in the mean salaries of pitchers and position players