The Scree Graph: The scree graph method provides a plot of eigenvalue and the number of the variables which helps in deciding at which eigenvalue the lines joining the plotted points are ‘steep’ to the left side of a number of variables, and ‘not steep’ to the right. This value of...
(i) to not eat or drink within 4 h of the test; (ii) to not consume caffeine or alcohol within 12 h of the test; (iii) to not take diuretics within 7 days of the test; (iv) to not do physical exercise within 12 h of the test, and; (v) to urinate within 30 min of the...