In Exercises 1734, (a) find the standard matrix for the linear transformation (b) use to find the image of the vector and (c) sketch the graph of and its image.

3.2 Measures of variation(indicates the spread of the data set) Two data sets can have the same mean, median, or mode and still differ in other respects. To describe that differencequantitatively, we use a descriptive measure that indicates the amountof variation, orspread, in a data set. Such descriptive measures are referred to asmeasures of variation or measures of...