Refer to the data in Table 1. (A) Let x represent time (in years) with x =
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(A) Let x represent time (in years) with x = 0 corresponding to 2000, and let y represent the corresponding commercial sales. Enter the appropriate data set in a graphing calculator and find a quadratic regression equation for the data.
(B) If y = C(x) denotes the regression equation found in part (A), find C(20) and C'(20), and write a brief verbal interpretation of these results. Round answers to the nearest tenth of a billion.
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College Mathematics for Business Economics Life Sciences and Social Sciences
ISBN: 978-0321614001
12th edition
Authors: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen
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