Read this Article and answer the question below https://pdfs.semanticscholar.org/71f3/5de4d235f905955634671ccbd881e55595c0.pdf (If the answer is handwritten, please write it clearly and cleanly, thank you!)

d) -Scan and spot-check calculations. Are the statistical methods appropriate? -Do you find any content repeated or duplicated? -How many errors of fact and interpretation does the author include? (You can check on this by looking up the references the author cites). -What pertinent literature has the author cited, and have they used this literature appropriately?