Mathematics, 10.04.2020 00:44 playaajosh
In what follows use any of the following tests/procedures: Regression, confidence intervals, one-sided t-test, or two-sided t-test. The procedures should be done with 5% P-value or 95% confidence interval.
Open Lab Visits data. Is it reasonable to claim that students with 8 or more visits to open lab sessions have average final grade higher than students with less than 8 visits?
1. What test/procedure did you perform? (5 points)
a. One-sided t-test
b. Two-sided t-test
c. Regression
d. Confidence Interval
2. Why did you choose this test/procedure? Because… (5 points)
a. We are checking if number of visits influences final grade.
b. We are checking if two averages are significantly different.
c. We are checking if the average of one variable is larger than the average of the other variable.
d. We are comparing the average final grade with a specific number.
3. What is the P-value/margin of error? (5 points)
a. 7.19248E-07
b. 3.59609E-07
c. 2.55531E-06
d. 4.161353
Answers: 3
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