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)A researcher hires you to examine if the age at which Temple University seniors first smoked a joint is higher than seniors in Pennsylvania. You sample 402 Temple University seniors and find an average age of 20.10 years, with a standard deviation of 1.9 years. The average for seniors in Pennsylvania is 19.8 years, with a standard deviation of 0.80 years.

2)You have recently been given access to a dataset from the Iowa Department of Corrections. The dataset contains information regarding 800 inmates. You find that out of 500 males, 260 committed received probation, and 240 did not receive probation. Moreover, out of 300 females, 130 received probation, and 170 did not receive probation. You have been hired to determine if there is a relationship between gender and whether inmates received probation.