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.) 39.1 43.3 40.1 45.5 41.7 45.3 42.2 45.3 47.6 42.6 44.3 39.3 46.2 40.6 41.4 48.3 49.2 44.5 Checksum: 786.5 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

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