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Unformatted text preview: 65,72,82,62 = 70.25 62,80,73,58 = 68.25 62,72,80,73 = 71.75 72,74,80,73 = 74.75 58,66,65,72 = 65.25 Histogram: see attached 3.83 Yes, because there are subjects (students) with certain treatments (the different price histories) implemented upon them that yield numerical (aka data). The explanatory variable is the different price histories while the response variable is the students price expectations. 3.94 It is not correct to consider these children as a part of the control group because there is a bias caused by the parents not letting their kids be taught with new techniques. There is the possibility of a correlation between the children whose parents dont want them being taught by new techniques and their performance, they are not a representative control group because they are not randomly chosen and do not constitute a homogeneous sample....
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- Spring '08