Unit 6 quiz.pdf - 3/8/2018 Brittany Throneberry's Quiz...

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3/8/2018Brittany Throneberry's Quiz History: Unit 6 : QuizUnit 6 : Quiz Results for Bri±any ThroneberryScore for this quiz:30out of 30Submitted Feb 25 at 11:51pmThis attempt took 39 minutes.2 / 2 ptsQuestion 1AnFstatistic calculated on 3 and 48 degrees of freedom equals 4.23. Whichdecision would you make about a hypothesis tested at thep0.05 level?Fail to reject the null hypothesis and conclude there are differences among thegroups.Fail to reject the null hypothesis and conclude no significant differences areindicated among the groups.
1/8we fail to reject the null hypothesis in an ANOVA.
Reject the null hypothesis and conclude there are differences among thegroups.Correct!Correct!Reject the null hypothesis and conclude no significant differences areindicated among the groups.2 / 2 ptsQuestion 2A post-hoc test is warranted when:Correct!Correct!
3/8/2018Brittany Throneberry's Quiz History: Unit 6 : Quiz2/8we reject the null hypothesis when performing an independent-groups t test.we have an a priori prediction about which group means will differ.2 / 2 pts

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Term
Spring
Professor
Evans,RubyA.
Tags
Variance, Null hypothesis, Statistical hypothesis testing, Statistical power, Brittany Throneberry

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