Scenario 1: A local high school wants to see how their AP Psychology exam scores compare to the AP Psychology exam scores for the whole country.
Flag question: Question 1
Question 1
What is the most appropriate test statistic to use to test the hypothesis in scenario 1?
Group of answer choices
Correlation coefficient
Regression
Dependent samples t test
Z-score
One way ANOVA
Independent samples t-test
One sample z-test
Flag question: Question 2
Question 2
What is the null hypothesis for scenario 1?
Group of answer choices
H0: X (population)
µ (sample)
r > 0
H0: X (sample) = µ (population)
H0: m1 (sample)
m2 (population)
H0: X1 (sample) = X2 (population) = X3 (control)
H0: X (sample) > µ (population)
Flag question: Question 3
Question 3
What is the alternative hypothesis for scenario 1?
Group of answer choices
r ≠ 0
H1: m1 < m2
H1: X ≠ µ
H1: X1 ≠ X2 ≠ X3