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Purdue Global University *

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513

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Economics

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Jan 9, 2024

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= N Homework:1Unit 6 Lab Assignment IR« (dtestion LICEUET , T (oo & x 2t ieo B B save @ Points: 16 of 20 The linear trend forecasting equation for an annual time series containing 43 values (from 1963 to 2005) on net sales (in billions of dollars) is shown below. Complete (a) through (e) below. Question list 1€ ¢ samtax % Question 1 a. Intepret the Y-intercept, by. Which statement below is the interpretation of the Y-intercept? X - % Question 2 ‘. The Y-intercept by = 3.8 indicates that sales are predicted to increase by $3.8 billion/year. *5 The Y-intercept b, = 3.8 reflects the predicted net sales in 1963. @ Question 3 C. The Y-intercept b = 1.4 reflects the predicted net sales in 1963. X0, The Y-intercept by = 1.4 indicates that sales are predicted to increase by $1.4 billion/year. b. Intepret the slope, by. Which statement below is the interpretation of the slope? The slope by = 1.4 reflects the predicted net sales in 1963. . The slope by =3.8 indicates that sales are predicted to increase by $3.8 billion/year. ¥ . The slope by =1.4 indicates that sales are predicted to increase by $1.4 billion/year. 1. The slope by =3.8 reflects the predicted net sales in 1963. c. What is the fitted trend value for the seventh year? $12.2 billion (Simplify your answer.) d. What is the fitted trend value for the most recent year? $62.6 billion (Simplify your answer.) e. What is the projected trend forecast two years after the last value? $65.4 billion (Simplify your answer.)
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