D Question 2 3 pts In 1964, the Office of the Surgeon General released their first report linking smoking to various health issues, including cancer. Below is the data summarizing the smoking behavior by gender. The sample mean of the number of cigarettes smoked per day was 13.5 and the standard deviation was 3.2 for the 80 males that were sampled. In a random sample of 85 female smokers, the average number of cigarettes smoked per day was 12.6 with a standard deviation of 2.9. The Surgeon General was interested in whether there was strong evidence that the average number of cigarettes smoked per day is different between males and females, according to the Surgeon General's report. Question: Calculate the test statistic for this test. Female Male 12.6 13.5 2.9 3.2 85 80