A bird flies down from a higher elevation to a lower elevation at a rate of 2 meters per second Which equation models the bird's change in elevation, in meters, after 30 seconds?
A.{-30)(-2)=-60
B.30(-2)=-60
C.30(-2)=60
D.30.2=60

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)