The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.25, and the sample statistics include n= 1631 subjects with 424 saying that they smoked a cigarette in...

Extracted text: The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.25, and the sample statistics include n= 1631 subjects with 424 saying that they smoked a cigarette in the past week. Find the value of the test statistic. The test statistic is (Round to two decimal places as needed.)