Movie companies need to predict the gross receipts of individual movies after a movie has debuted The accompanying results are the first weekend gross the national gross and the wor gross in millions of dollars of six movies Complete parts a through d below Click the icon to view the gross receipts of the six movies a Compute the covariance between first weekend gross and national gross first weekend gross and worldwide gross and national gross and worldwide gross Find the covariance between first weekend gross and national gross 57 3954 Round to four decimal places as needed Find the covariance between first weekend gross and worldwide gross Round to four decimal places as needed Gross receipts of six movies Title Movie A Movie B Movie C Movie D Movie E Movie F First National Worldwide a Weekend Gross 90 779 317 853 88 754 261 001 93 066 102 158 Gross 976 057 878 888 249 167 795 623 290 192 896 981 77 357 292 862 938 677 77 749 301 362 934 603 X