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I need to make a descriptive statistics with ANOVA and pearson correlation
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Need to calculate Anova analysis with a Single-Factor With duplication where Alpha is 0.05
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2. A researcher is interested in examining whether there are differences in students sense of safety across schools. She selects three schools and surveys five students from each school. The tab labeled Question 3 reflects the answers from this surveythe higher the score, the safer the student feels. Is there a difference between these schools in the students sense of safety? 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 your findings. Can you reject the null hypothesis?
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Researchers would like to examine if the amount of time a swimmer spends practicing is associated with differences in the time it takes to swim 100 yards. The tab labeled Question 3 contains data on the time (in seconds) taken to complete a 100-yard swim for three different groups of swimmers: Those who practice less than 15 hours a week Those who practice between 15 and 25 hours weekly Those who practice more than 25 hour The researchers would like to know if there are any differences between the groups. a. What is the null hypothesis? b. What is the research hypothesis? c. Why run an ANOVA statistical test?
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i need help in dates in excel , how to count dates in excel ,
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