Need help analyzing statistical data

1. ANOVA) True or false: If we assume a 95% confidence level, there is a significant difference in performance generally across all groups.

2. (t-test) True or false: There is a significant difference in performance between the two highest-performing groups.

3. (t-test) True or false: There is a significant difference in performance between the two lowest-performing groups.

4.(Correlation) Which two variables share the weakest relationship?

5. (Correlation) Which variable should I focus on if I want to improve productivity?

6. (Correlation) Which variable should I focus on if I want to improve job satisfaction?

7. (Regression) Which predictor variable has the strongest impact on Work Satisfaction?

8. (Regression) What percent of work satisfaction is explained by interest and wage? (Write your answer as a decimal with one place after zero. For example, if you get 0.1243 then write 12.4).

9. (Regression) What is the probability that wage has no effect? (Write answer as a decimal, round to the third place. E.g., 0.050).