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Each day in April, you have an independent 1/4 chance of deciding to take a 6am...

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Statistics

Each day in April, you have an independent 1/4 chance ofdeciding to take a 6am run.

  1. (a) What is the probability you go on exactly 12 runs in themonth of April (which has

    30 days)?

  2. (b) What is the expected number of days you go running duringApril?

  3. (c) What is the probability that you go running at least onceduring April 1–7?

  4. (d) What is the probability that that your first run of themonth occurs on April 5?

  5. (e) What is the probability that your first run of the monthoccurs on or before April 20?

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