There are a total of 12 space flights in the year of YYYY. The duration of each space flight (hours) is listed below with the variance is 8703: 195 241 10 216 142 244 192 147 301 295 260 3.1. Find the mean, median and mode of the flight times. Are they parameters or statistics? Why? 3.2. The mean flight times of 10 space flights in the year of ZZZZ is 150 hours and the standard deviation of 58 hours. What comparisons can you make about the flight times between the two years on the basis of these descriptive statistics