2.4 Statistical Analysis
Along with the basic statistical parameters and correlation analysis ,multivariate methods comprising of Principal Component Analysis (PCA) and Cluster Analysis (CA) were performed on the dataset using the STATISTICA software (StatSoft,Inc 1999) The PCA was conducted using varimax normalized rotation on the dataset and the CA was applied to the standardized matrix of samples using Ward's method and the results are reported in the from of dendrogram