Probability selected student is either caucasian or black

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A review of the records at Lander Community College revealed the following ethnic breakdown of the student population:

Caucasian 1200
Black 640
Hispanic 280
Asian 80
Native American 60
Other 20

a) What is the probability that a randomly selected student is either Caucasian or Black?

b) What is the probability that the selected student is not a member of either of the two largest categories?

Reference no: EM13148921

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