The mass of a whiffle ball varies, usually between 40 and 50 grams. You decide to gather a random sample of whiffle balls and record the mass of each. Your data is displayed in the table below. (Units are grams.)
| 44.7 | 47.4 | 43.4 | 46.3 | 41.5 | 48.2 | 47.9 | 41.8 | 47.2 | 47.1 |
| 39.4 | 44.1 | 46.2 | 42.5 | 45.6 | 43.8 | 43.1 | 48.8 |
You would like to describe a "typical" whiffle ball from your data set. You decide to make several calculations describing the "center" of the data set.
Find the following:
a) mean
b) median