The accompanying data represent the total travel tax(in dollars) for a3-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.

68.29

79.78

68.84

84.74

80.67

86.89

100.32

99.01

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 asneeded.)