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describe the probability using exponential distribution.

The Johnson family utilizes a propane tank for cooking on their gas grill. During the summer they want to replace their tank on average every 30 days.

At a arbitrarily chosen moment and what is the probability that they can grill out

(a) At least 40 days before they want to replace their tank? (Round your answer to 4 decimal places.)

(b) No-more than 20 days? (Round your answer to 4 decimal places.)

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920111

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