. Below are sinusoidal regressions created from the average monthly low temperatures in Iqaluit, Nunavut and Nairobi, Kenya. Compare the amplitudes of these functions – what do they mean in this context? Give one or two sentences that describe the implications of these two amplitude values. (2 marks)  Iqaluit: = 18.63 sin 0.50( + 170.45) − 13.34  Nairobi: = −1.50 sin 0.77( + 51.25) + 12.86 88 points

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?