Pt1420 Unit 2 Assignment

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1) The data provided in this exercise are confounding. We do not know the variables (is it color, weight...?). Hence, we cannot calculate an average due to incomplete information. If the variable was colors, I would code them as factors. If the variable was weights, I would code them as a numeric value. 2) In this case, we can find the average by adding the scores and dividing them by 4. Consequently, (94+93+85+0)/4=68. The result would be coded as a numeric value. 3) The grades in this question would be coded as a factor. Since a factor has no numeric value we cannot calculate an average. 4) In order to explain a difference, we first need to have two things to compare and contrast. In the second question, we got a numeric value of 68,

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