The portland Beach Tourism Commission is interested in the mean amount of money a typical college student spends per day during spring break. The Commission surveyed 35 college students and found a mean spending of $63.57 with a standard deviation of $17.32. What level of confidence is associated with the interval $58.73 ≤≤ μμ ≤≤ $68.40?
Select one:
99%
90%
95%
98%