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Question
A fisherman has collected data about the length in inches, L, and weight in ounces, w, of fish he has caught.
The resulting line of best fit for the data is w=−37.1+3.2L
What is the predicted weight in ounces for a fish that is 22 inches long?
(1 point)
Responses
18.5 ounces
18.5 ounces
33.3 ounces
33.3 ounces
70.4 ounces
70.4 ounces
107.5 ounces
107.5 ounces
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The predicted weight for a fish that is 22 inches long can be found by plugging in L = 22 into the equation w = -37.1 + 3.2L:
w = -37.1 + 3.2(22)
w = -37.1 + 70.4
w = 33.3 ounces
Therefore, the predicted weight for a fish that is 22 inches long is 33.3 ounces.
Response: 33.3 ounces