Insurance companies estimate that the average weight of cars currently used in the U. S. is 3000 pounds. A random sample of 91 cars had a t-test statistic of
-1.452 and a p-value of 0733. At a = 0.1, is this evidence that the mean weight of
cars is less than 3000 pounds? *

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