Do political science classes require less writing than history classes? The 50 randomly selected political science classes assigned an average of 12.5 pages of essay writing for the course. The standard deviation for these 50 classes was 5.4 pages. The 47 randomly selected history classes assigned an average of 13.6 pages of essay writing for the course. The standard deviation for these 47 classes was 4.9 pages. What can be concluded at the a = 0.05 level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Но: Select an answer > Select an answer Select an answer H1: Select an answer > Select an answer Select an answer b. The test statistic ? O (please show your answer to 3 decimal places.) с. The p-valuе - (Please show your answer to 4 decimal places.)

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Do political science classes require less writing than history
classes? The 50 randomly selected political science classes
assigned an average of 12.5 pages of essay writing for the
course. The standard deviation for these 50 classes was 5.4
pages. The 47 randomly selected history classes assigned an
average of 13.6 pages of essay writing for the course. The
standard deviation for these 47 classes was 4.9 pages. What
can be concluded at the a = 0.05 level of significance?
For this study, we should use
Select an answer
a. The null and alternative hypotheses would be:
Но:
Select an answer >
Select an answer
Select an answer <
H1:
Select an answer ©
Select an answer
Select an answer <
b. The test statistic ? O
(please show
your answer to 3 decimal places.)
c. The p-value =
(Please show your answer to
%3D
4 decimal places.)
Transcribed Image Text:Do political science classes require less writing than history classes? The 50 randomly selected political science classes assigned an average of 12.5 pages of essay writing for the course. The standard deviation for these 50 classes was 5.4 pages. The 47 randomly selected history classes assigned an average of 13.6 pages of essay writing for the course. The standard deviation for these 47 classes was 4.9 pages. What can be concluded at the a = 0.05 level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Но: Select an answer > Select an answer Select an answer < H1: Select an answer © Select an answer Select an answer < b. The test statistic ? O (please show your answer to 3 decimal places.) c. The p-value = (Please show your answer to %3D 4 decimal places.)
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