Number of PCs using scree plot
Now you will implement the elbow method relating to the change in the relative importance of the variance to choose the number of components. We will use the pca.state object containing the PCs of the state.x77 to implement this method.
Latihan ini merupakan bagian dari kursus
Multivariate Probability Distributions in R
Instruksi latihan
- Use the
screeplot()function to plot the relative importance of the variance explained by the eight PC's of thestate.x77dataset.
Latihan interaktif langsung praktik
Cobalah latihan ini dengan melengkapi kode contoh ini.
# Draw screeplot
screeplot(___, type = "l")
grid()