To calculate: The probability that John will practice his piano lesson.
The probability that John will practice his piano lesson is
Given information:
If it rains tomorrow, the probability is 0.8 that John will practice his piano lesion. If it does not rain tomorrow, there is only a
Calculation:
John’s practice depends on the occurrence of rain, so place the related to raining on the left and have the branches considering piano practice on the right, like so:
The probability of raining in the form of the decimal number:
Subtract
To calculate the probability of John not practicing, if it doesn’t, subtract
Multiply the probability of each event occurring alone:
Now, calculate the sum of the probabilities of the events:
Chapter 10 Solutions
PRECALCULUS:GRAPHICAL,...-NASTA ED.
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
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