For a sample of 109 transformers built for heavy industry, the mean and standard deviation of the number of sags per weeks were 360 and 20, respectively; also, the mean and standard deviation of the number of swells per week were 161 and 17, respectively. consider a transformer that has 390 sags and 103 swells in a week. complete parts a and b below.

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct