PS295 Study Guide - Quiz Guide: Scatter Plot, Null Hypothesis, Round-Off Error
Document Summary
Note: if you do not provide your correct lab section above, you will lose 1 point. This assignment, like the previous assignments, is due at the beginning of class time. For each calculation question (starting with 1e), you must show the formula used, the substitution of numbers into the formula, and your final answer (rounded off to two decimal places). The data given below represent the age (in years) and asking price (in thousands of dollars, rounded off) for a sample of 12 used toyota corollas (silver exterior, automatic transmission) advertised in autotrader magazine on a randomly chosen day. Calculate the means of x and y and complete the calculations in the table, including the column sums on the bottom row. 1b) on the graph below complete the scatterplot of the toyotas" ages (0-5 years) on the x. 2 axis against their asking price (9-20 ) on the y axis.
