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Problem 1. A fair coin is flipped 7 times. a) What is the probability of getting exactly 4 heads? Use Table A-1 for Binomial Distribution.

Problem 1. A fair coin is flipped 7 times.

a) What is the probability of getting exactly 4 heads?

Use Table A-1 for Binomial Distribution.

Probability P(x=4) =

b) What is the probability of getting less than 4 heads?

Use Table A-1 for Binomial Distribution.

Probability P(x<4) =

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