1. Suppose the population mean is 3, and you have the following sample: 3, 5, 7. What is the sampling error?
2
-2
5
7.5
2. Suppose you teach a small class composed of eight students with the following ages:
18, 25, 21, 23, 25, 22, 23, 19.
Calculate the sampling error if the sample includes the first two ages (18, 25).
3. Suppose you teach a small class composed of eight students with the following ages:
18, 25, 21, 23, 25, 22, 23, 19.
Calculate the sampling error if the sample includes the first four ages (18, 25, 21, 23).