Consider again the conditions of Exercise 13. (a) If a students score on the mathematics test is 0.8, what predicted value of his score on the music test has the smallest M.S.E.? (b) If a students score on the music test is 1/3, what predicted value of his score on the mathematics test has the smallest M.A.E.?
STAT 110 – Notes for Week of 8/23/16 Chapter 2 o When collecting data, the sample should represent the population since it is selected from the population. o Bias: when data is consistently skewed in one direction. Personal choice inevitably produces bias. o Some sampling designs are biased by nature; they include: Convenience Sampling: when the sample that is chosen from the population is comprised of individuals that are the easiest to reach. One example is if I was surveying popular USC graduation photo locations and I only looked at my friends’ photos instead of a more diverse sample of U
