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1. Name three of the four sampling techniques?

2. A survey taken in a restaurant shows the following number of cups of coffee consumed with each meal. Construct an ungrouped frequency distribution.

0 2 2 1 1 2

3 5 3 2 2 2

1 0 1 2 4 2

0 1 0 1 4 4

2 2 0 1 1 5

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