In certain deep parts of oceans, the pressure of sea water, P
,
P
,
in pounds per square foot, at a depth of
d
d
feet below the surface, is given by the following equation:

P
=
14
+
8
d
9
P
=
14
+
8
d
9

If a scientific team uses special equipment to measures the pressure under water and finds it to be 310 pounds per square foot, at wh

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)