Revenue and Message Rate for Recent Movies I:I Message Rate Revenue ($millions) 1363.6 143 1211.5 74 684.7 63 575.2 33 458.1 32 410.6 30 312.9 23 293.9 18 252.9 18 164.3 17 146.8 16 145.6 16 142.7 16 126.2 16 116.1 16 114.4 15 100.6 15 95.1 13 83.3 6 77.3 6 50.6 5 36.8 2 4.7 2 -m Create a 95% condence interval for the slope B1. Select the correct choice below and ll in the answer box(es) if necessary. (Round to three decimal places as needed.) {:3 A. [312 iii? B. [315 {2-ij c. D551 5D {:2} D. Constructing a confidence interval for the slope B1 is not appropriate because there is insufcient evidence to indicate that the model is useful