5. Conduct an Ljung-box text in R 6. Plot the ACF and PACF of the data and find out whether AR or MA models are suitable for the data
Question
Solution 1
Sure, here are the steps to conduct a Ljung-Box test and plot the ACF and PACF in R:
- First, you need to install and load the necessary packages. You can do this with the following commands:
install.packages("forecast")
library(forecast)
- To conduct a Ljung-Box test, you can use the Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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Similar Questions
5. Conduct an Ljung-box text 6. Plot the ACF and PACF of the data and find out whether AR or MA models are suitable for the data
5. Conduct an Ljung-box text in R 6. Plot the ACF and PACF of the data and find out whether AR or MA models are suitable for the data
given the ACF and the PACF of the time series,, what ARMA model fits the time serius?
> #Test ARCH effect > Box.test(m2$residuals^2,lag=10,type='Ljung') Box-Ljung test data: m2$residuals^2 X-squared = 17.628, df = 10, p-value = 0.06156
The box-and-whisker plot below represents some data set. What is the maximum value of the data?0102030405060708090100
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