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PLEASE HELP ME TUTOR. Toss three coins 15 times. Let random variable Z be the number of heads that are observed. a. Record the result

PLEASE HELP ME TUTOR.

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Toss three coins 15 times. Let random variable Z be the number of heads that are observed. a. Record the result in each trial. b. Construct a probability distribution for the random variable Z. c. Compute for 1. Mean 2. Standard deviation 3. Variance a. Record the result in each trial Trial 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Outcomes b. Probability Distribution c. Compute for a. Mean b. Standard Deviation and c. Variance

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