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4. (25 points) The following data represent the number of cars passing through a toll booth during a certain time period over a number of

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4. (25 points) The following data represent the number of cars passing through a toll booth during a certain time period over a number of days. Show your work using formulas. Do not use 1-VAR STATS on a TI-83/84 graphing calculator. 25 38 35 45 39 43 41 40 (a) Find the mean. (b) Find the median. (c) Find the mode. (d) Find P30. (e) Find Q1. (f) Find Q3 (g) State the five-number summary. (h) Construct the boxplot (be sure to include a horizontal scale). (i) Using the IQR method, determine which values are outliers, if any

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