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You sell sandwiches. 70% of people choose chicken, the rest choose something else. a) Find the...

You sell sandwiches. 70% of people choose chicken, the rest choose something else.

a) Find the probability that more than 7 of the next 10 people choose chicken.

b) Find the probability that 3 or less people out of 10, choose chicken.

Math   Statistics-And-Probability   
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