Rename pca_beta_coeff() to pcr_beta_coef() - It's for PCR, not PCA. - coef is more in line with scikit-learn's language (it calls them   coef_ in regression models).
Rename pca_beta_coeff() to pcr_beta_coef()
- It's for PCR, not PCA.
- coef is more in line with scikit-learn's language (it calls them
  coef_ in regression models).

nsh87/regressors