Which relation is a function? O {(1, 2), (2, 1), (1, 3), (3, 1)}
O {(1, 2), (2, 3), (3, 4), (4, 5)}
O {(1, 2), (3, 4), (5, 6), (1, 8)}
O {(0, 2), (0, 4), (0, 6), (0, 8)}

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)