c.The rankings of college undergraduate academic programs.
4.How do the sample mean and the population mean differ? What is the symbol for each type of mean?
5.An expert reviews a sample of 10 scientific articles (n = 10) and records the following numbers oferror in each article: 0, 4, 2, 8, 2, 3, 1, 0, 5, and 7. Compute the SS, the variance, and the standard deviation for this sample using the definitional and computational formulas. You may use Microsoft® Excel® data anlysis to compute these statistics. You may copy your output from Microsoft® Excel® into this worksheet.