An SPSS output is given below for the time spent (in seconds) at each of 15 exhibits at an art museum. Th e time spent at each exhibit was 60, 80, 95, 120, 115, 110, 60, 30, 80, 50, 65, 100, 180, 105, and 100 seconds. [Please feel free to enter these data in SPSS and follow the directions given in Section 3.7 to reproduce the SPSS output table shown.] For this example, which of the following statements is true?

a. Th e median is equal to 95.

b. Th e longest time a patron visited an exhibit was for 110 seconds.

c. Both a and b are correct.

Statistics Time N Valid 15 Missing 0 Std. Deviation 36.154 Variance 1307.143 Range 150 Percentiles 25 60.00 50 95.00 75 110.00