of 2 The accompanying data represent the total travel tax (in dollars) for a 3-day business trip in 8 randomly selected cities. A normal probability plot suggests the data could come from a population that is normally distributed. A boxplot indicates there are no outliers. Complete parts (a) through (c) below. 68.81 79.39 69.38 83.24 79.58 85.48 100.64 99.84 Click the icon to view the table of critical t-values. . . . (a) Determine a point estimate for the population mean travel tax. A point estimate for the population mean travel tax is $ (Round to two decimal places as needed.) E Clear all Check answer Get more help