Question

The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.25 0.25​, and the sample statistics include n equals = 1588 1588 subjects with 413 413 saying that they smoked a cigarette in the past week. find the value of the test statistic.

Answer 1

The test statistic supports the claim

Explanation:

413 out of 1588 people says that they smoked.

So, we can find that that is 413/1588 ≈ 0.26 = 26%.

This proves that the test statistic is supporting the claim, since the two are similar.