Question Help 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 worldwide 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. (Round to four decimal places as needed.) Gross receipts of six movies - X. First National Worldwide Title Weekend Gross Gross Movie A 90.216 317.934 976.713 Movie B 88.059 261.293 878.398 Movie C 93.093 249.132 795.614 Movie D 102.024 290.462 896.905 Movie E 77.027 292.976 938.246 Movie F 77.853 301.945 34.686 Print Done