The Monitoring the Future (MTF) survey measures the drug use of high school stud
ID: 3135290 • Letter: T
Question
The Monitoring the Future (MTF) survey measures the drug use of high school students. A random sample of students is asked what grade they were in when they first tried alcohol. The data are below. You want to find out if there is a difference between males and females in grade at first alcohol use. What type of test should you use?
Male Females
N1 = 254 N2 = 242
x1 = 8.4 x1 = 8.6
s1 = 1.2 s2 = 1.3
Male Female 15 0 6 0 3 0 7 0 1 1 4 2 2 1 0 0 0 0 0 0Explanation / Answer
The data are below. You want to find out if there is a difference between males and females in grade at first alcohol use. What type of test should you use?
I will use t test for 2 sample samples