Using the data given in the table below, answer the following questions. (Round your final answers to 3 decimal places.) Order Size and Shipping Cost (n = 12) Orders (X) Ship Cost (Y) 1, 042 4, 494 1, 072 5 , 539 700 3, 242 818 4, 122 1, 150 4, 761 1, 140 5, 414 817 4, 478 925 5 ,591 780 3,393 647 3 , 658 1, 128 6 , 648 1, 030 5, 181 Click here for the Excel Data File (a) Use Excel to calculate the correlation coefficient. calc (b) Use Excel or Appendix D to find t. 025 for a two-tailed test at a = .05. t.025(c) Calculate the ttest statistic. Item:l (cl) Should we reject the null hypothesis of zero correlation? O No Q Yes