Two Discussion Post And Two Assignments

Please read instructions carefully… NO PLAGRIARISM!!!!!!!

Here are the assignments:PLEASE DO NOT PUT BOTH DISCUSSION ANSWERS ON SAME PAGE.

Discussion 1: In your own words, explain the differences among the following techniques: simple random sample; stratified sample, systematic sample, cluster sample, and convenience sample.Describe situations in which each type might be useful.

Discussion 2: An average is an attempt to summarize a collection of data into just one number. Discuss how the mean, median, and mode all represent averages in this context. Also discuss the differences among these averages. Please make sure that you answer each part of the discussion. Incomplete discussion will earn only partial credit.