The forecaster in Exercise SW 15.2 (Problem 2) augments her AR(4) model for IP growth to include four lagged value of AR4, where Rų is the interest rate on three-month U.S. Treasury bills (measured in percentage points at an annual rate). (a) The F-statistic on the four lags of ARĮ is 3.91. Do interest rates help predict IP growth? Explain. (b) The researcher also regress AR on a constant, four lags of AR4, and four lags of IP growth. The resulting F-statistic on the four lags of IP growth is 1.48. Does IP growth help to predict interest rate? Explain.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
Problem 3TI: Table 6 shows the population, in thousands, of harbor seals in the Wadden Sea over the years 1997 to...
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The forecaster in Exercise SW 15.2 (Problem 2) augments her AR(4) model for IP growth to
include four lagged value of AR4, where Rų is the interest rate on three-month U.S. Treasury bills
(measured in percentage points at an annual rate).
(a) The F-statistic on the four lags of ARĮ is 3.91. Do interest rates help predict IP growth?
Explain.
(b) The researcher also regress ARţ on a constant, four lags of AR4, and four lags of IP growth.
The resulting F-statistic on the four lags of IP growth is 1.48. Does IP growth help to predict
interest rate? Explain.
Transcribed Image Text:The forecaster in Exercise SW 15.2 (Problem 2) augments her AR(4) model for IP growth to include four lagged value of AR4, where Rų is the interest rate on three-month U.S. Treasury bills (measured in percentage points at an annual rate). (a) The F-statistic on the four lags of ARĮ is 3.91. Do interest rates help predict IP growth? Explain. (b) The researcher also regress ARţ on a constant, four lags of AR4, and four lags of IP growth. The resulting F-statistic on the four lags of IP growth is 1.48. Does IP growth help to predict interest rate? Explain.
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