The number of trees planted at FRIM is not more than 45 trees a day. The probability that there are no tree planted in a day is 0.4 and the probabilities that there are at most one, two and three trees planted in a day are 0.70,0.85 and 0.95 respectively. Find the mean number of the number of trees planted in a day.

The number of trees planted at FRIM is not more than 45 trees a day. The probability that there are no tree planted in a day is 0.4 and the probabilities that there are at most one, two and three trees planted in a day are 0.70,0.85 and 0.95 respectively. Find the mean number of the number of trees planted in a day.

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter9: Counting And Probability

Section: Chapter Questions

Problem 14T: An unbalanced coin is weighted so that the probability of heads is 0.55. The coin is tossed ten...

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