A record company noticed that last year employees averaged = 5.8 records stolen a month during the summer so the company offered free records with every bonus. With the sample of n = 30 people who got bonuses, the average number of records stolen was 3, and the Sum of Squares = 396. Knowing this data and information, was this helping in reducing records stolen?

Find the following below...

- The df, the alpha, and the t critical value.

- Null & alternative hypotheses.

- T-statistic, includes the standard deviation, standard error, and t-value.

- What's your decision regarding the null hypothesis? Provide a description of the pattern of results with supporting stats/numbers in APA style.

- Cohen's d (and its size) and r² value. How much variance in records stolen can be accounted for by whether employees steal records?