proposed research question: Does implementing trauma-informed education in elementary schools affect the rate of student behavior referrals? Based on the proposed research question, state a two-tailed hypothesis.

According to the ANOVA, should the null hypothesis for the set of three means for mothers on “Global self-worth” be rejected? Explain.

Using the Retirement funds spreadsheet, please determine if there is a significant difference between the average rate of return on Large Value and Large Growth stock funds. What are the two variables of interest?     2. Write a null and alternative hypothesis statement 3. At the 95% significance level, is there significant evidence of a difference between the fund rate of returns?

Indicate whether CPAs in states that have flat state income tax rates work fewer hours per week during tax season compared to the US average. You will want to formally set up H0 and Ha, report either the test statistic (z-value) or p-value, and explain why you either reject or fail to reject your null hypothesis.

Describe a scenario where a researcher could use a One-Way ANOVA to answer a research question.