Alcohol and Drug Use 1: Is the true population mean age of first alcoholic drink

Alcohol and Drug Use
1: Is the true population mean age of first alcoholic drink for PSU Stat 200 students less than 21?
2: Do a majority of PSU Stat 200 students think marijuana should be legalized?
3: Is there a difference in the true population mean ages of first marijuana smoke and first alcoholic drink for PSU Stat 200 students?
4: Is the true population mean GPA higher for PSU Stat 200 students who have not driven drunk compared to those who have?
5: Is there a difference in the true population proportion of PSU Stat 200 students who have cheated on an exam based on whether or not they have driven drunk?
6: Is there a relationship between preference of seat location in class and their alcoholic beverage of choice for PSU Stat 200 students?
7: Is there a linear relationship between GPA and the age of first alcoholic drink for PSU Stat 200 students?
8: Is there a difference in the true population mean GPA of PSU Stat 200 students based on how many drinks they have in one sitting?
9: Is there a difference in the true population median GPA of PSU Stat 200 students based on their favorite drug?
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