Do political science classes require less writing than history classes? The 47 randomly selected political science classes assigned an average of 14.1 pages of essay writing for the course. The...

Do political science classes require less writing than history classes? The 47 randomly selected political science classes assigned an average of 14.1 pages of essay writing for the course. The standard deviation for these 47 classes was 4.7 pages. The 50 randomly selected history classes assigned an average of 16.1 pages of essay writing for the course. The standard deviation for these 50 classes was 4.5 pages. What can be concluded at the αα = 0.10 level of significance?

For this study, we should use

1. The test statistic ? z t Incorrect = Incorrect (please show your answer to 3 decimal places.)


2. The p-value = Incorrect (Please show your answer to 4 decimal places.)


3. The p-value is ? > ≤ Incorrect α