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The table below gives beverage preferences for random samples of teens and adults. Teens Adults Total Coffee 55 200 255 Tea 100 100 250 Soft
The table below gives beverage preferences for random samples of teens and adults.
Teens | Adults | Total | |
Coffee | 55 | 200 | 255 |
Tea | 100 | 100 | 250 |
Soft Drink | 195 | 250 | 395 |
Other | 50 | 50 | 100 |
400 | 600 | 1000 |
We are asked to test for independence between age (i.e., adult and teen) and drink preferences. The test statistic for this test of independence is? Answer to two decimals.
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