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In a group of 25 comic book readers, 9 prefer Marvel, 16 prefer DC. a) If we randomly select 7 readers, what is the probability

In a group of 25 comic book readers, 9 prefer Marvel, 16 prefer DC.

a) If we randomly select 7 readers, what is the probability only 1 prefers Marvel?

b) If we randomly select 10 readers, what is the probability 5 prefer DC?

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