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In a Certain College 33%33 \% Of the Physics Majors Belong to Ethnic Minorities

Question 154

Multiple Choice

In a certain college, 33%33 \% of the physics majors belong to ethnic minorities. Find the probability of the event from arandom sample of 10 students who are physics majors.
-Exactly 2 belong to an ethnic minority.


A) .2156
B) .1990
C) .0028
D) .1929

Correct Answer:

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