# probability

2. If the probability of seeing moose in a day in a certain region of Alaska is 0.39, what is the probability of not seeing any moose in a day there? Answer: Prob(not seeing any moose) = 1 – Prob(seeing a moose) 1 – 0.39 = 0.61 3.If the odds of winning a raffle are […]

# probability

2. If the probability of seeing moose in a day in a certain region of Alaska is 0.39, what is the probability of not seeing any moose in a day there? Answer: Prob(not seeing any moose) = 1 – Prob(seeing a moose) 1 – 0.39 = 0.61   3.If the odds of winning a raffle […]

# Probability worked examples

Probability worked examples 1. Give an example of independent events Solution In tossing of a coin twice, the result of the second tossing is not affected by the result of the first toss.  So the results are independent events. 2. A company runs 3 servers, each providing services to 40 computers. For each server, two […]

# Probability worked examples

Probability worked examples 1. A mini license plate for a toy car must consist of three numbers followed by a letter. Each number must be a 3, 6, or 9. Repetition of digits is NOT permitted. Each letter must be an A, B or C. Use the counting principle to determine the number of points […]