You are the first one to explain clearly the last last step, why expectation operator moves inside the summation of (Xi-Xbar)*ui. Thank you so much.
Simple, clear and ingenious!Thank you so much!
Good way to deal with things :) in a slow, clear and in depth way!
Self bookmark 10:05. Thanks for this! 25:50 27:30 29:11
Good Job!
You are the first one to explain clearly the last last step, why expectation operator moves inside the summation of (Xi-Xbar)*ui. Thank you so much.
Simple, clear and ingenious!
Thank you so much!
Good way to deal with things :) in a slow, clear and in depth way!
Self bookmark 10:05. Thanks for this! 25:50 27:30 29:11
Good Job!