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3. Given the following table of the autocorrelation function for the first 10 lags, calculate the value of the Ljung-Box test statistic. Should the hypothesis that the time series is white noise be rejected? There are 100 observations. k Pk 0 1.0000 1 -0.0325 2 0.0188 3 0.1267 4 -0.0493 5 -0.0840 6 -0.0878 7 -0.0346 8 0.1251 9 -0.0313 10 0.0927

3. Given the following table of the autocorrelation function for the first 10 lags, calculate the value of the Ljung-Box test statistic. Should the hypothesis that the time series is white noise be rejected? There are 100 observations. k Pk 0 1.0000 1 -0.0325 2 0.0188 3 0.1267 4 -0.0493 5 -0.0840 6 -0.0878 7 -0.0346 8 0.1251 9 -0.0313 10 0.0927

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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3. Given the following table of the autocorrelation function for the first 10 lags, calculate the value of the Ljung-Box test statistic. Should the hypothesis that the time series is white noise be rejected? There are 100 observations. k Pk 0 1.0000 1 -0.0325 2 0.0188 3 0.1267 4 -0.0493 5 -0.0840 6 -0.0878 7 -0.0346 8 0.1251 9 -0.0313 10 0.0927
Transcribed Image Text:3. Given the following table of the autocorrelation function for the first 10 lags, calculate the value of the Ljung-Box test statistic. Should the hypothesis that the time series is white noise be rejected? There are 100 observations. k Pk 0 1.0000 1 -0.0325 2 0.0188 3 0.1267 4 -0.0493 5 -0.0840 6 -0.0878 7 -0.0346 8 0.1251 9 -0.0313 10 0.0927
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