1. State Your Null and Research Hypothesis (1pt)
2. Select Your Level of Significance (1pt)
3. Establish a Critical Value (1pt)
4. Calculate Your Test Statistic (1pt)
5. Make a Decision (1pt)

1)Drug Court is a rehabilitation alternative to incarceration. You have been hired to see if Drug Court participants recidivated in less time than participants who do not participate in Drug Court. You sample 60 individuals who participated in Drug Court and find an average of 360.67 days before recidivating, with a standard deviation of 20.32. You then sample 60 individuals who did not participate in Drug Court and find an average of 358.12 days before recidivating, with a standard deviation of 22.32.

2)The town of Bethlehem would like to know if they have less Christmas spirit than other PA residence. You sample 481 houses in Bethlehem and find an average of 464 Christmas decorations, with a standard deviation of 44. The PA average is 460 Christmas decorations, with a standard deviation of 32.