A researcher is interested in examining whether there are differences in students’ sense of safety across...

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A researcher is interested in examining whether there aredifferences in students’ sense of safety across schools. Sheselects three schools and surveys five students from each school.The tab labeled Question 3 reflects the answers from thissurvey—the higher the score, the safer the student feels. Is therea difference between these schools in the students’ sense ofsafety?
School A School B School C
3 2 4
3 2 4
3 2 3
4 1 4
4 3 3
a. What is the null hypothesis?
b. What is the research hypothesis?
c. Why run an ANOVA statistical test?
d. What are the results of the hypothesis test? Interpret yourfindings. Can you reject the null hypothesis?

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4.4 Ratings (758 Votes)

aH0 Null Hypothesis There are no differences in students sense of safety acrossschoolsbHA Alternative Hypothesis At least one mean is different from other 2 means There aredifferences in students sense of safety See Answer

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School A	School B	School C
3	2	4
3	2	4
3	2	3
4	1	4
4	3	3