A rancher is interested in the average age that a cow begins producing milk. Match the vocabulary word with its corresponding example.

• ________ All milk cows
• _________ The list of the 62 ages
• __________The 62 milk cows that were observed by the rancher
• __________ The age when a milk cow first produced milk
• _________The average age that all milk cows are when they first produce milk
• _________ The average age for the 62 observed milk cows as they first produced milk

1. Sample
2. Parameter
3. Variable
4. Statistic
5. Population
6. Data