In a high school the students are evenly divided among the four classes (freshman, sophmore, junior, senior). The student body is ethnically diverse, with EACH CLASS LEVEL made up of 40% Latinos, 30% African Americans, 20% white adn 10% Asians. Each student claims one ethnicity. If a student is selected at random from this school, what is the probability that the student is:
I put my answers in, when reviewing I am having second thoughts about my answers. If you can help me that would be great. I have a test tomorrow and I emialed my teacher the other day and I have not heard anything back. I want to make sure I understand
Asisan or white = 30/100 = 30%
Non Asian = 90/100 = 90%
A junior or senior = 25/100 = 25%
Not a freshman = 75/100= 75%
A Latino senior = 40/100= 40%
Etiher a senior or a Latino = 65/100 = 65%
An African American sophomore = 30/100 = 30%
Either a sophomore or African American = 75/100 = 75%
2007-02-14
18:20:06
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norcalgrl87
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