48% of all violent felons in the prison system are repeat offenders. If 44 violent felons are randomly selected, find the following probabilities. Round answers to 4 places where possible. (a) Exactly 23 of them are repeat offenders. (b) At most 21 of them are repeat offenders. (c) At least 19 of them are repeat offenders. d) Between 16 and 20 (including 16 and 20) of them are repeat offenders.

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