According to a survey of 2000 home owners, 800 of them own homes with three bedrooms, and 600 of them own homes with four bedrooms. If one home owner is selected at random from these 2000 home owners, find the probability that this home owner owns a house that has three or four bedrooms. Explain why this probability is not equal to 1.0.
Answer to relevant QuestionsAccording to an Automobile Association of America report, 9.6% of Americans traveled by car over the 2011 Memorial Day weekend and 88.09% stayed home. What is the probability that a randomly selected American stayed home or ...Determine the value of each of the following using the appropriate formula. An investor will randomly select 6 stocks from 20 for an investment. How many total combinations are possible? If the order in which stocks are selected is important, how many permutations will there be? A random sample of 400 college students was asked if college athletes should be paid. The following table gives a two-way classification of the responses. a. If one student is randomly selected from these 400 students, find ...The median life of Brand LT5 batteries is 100 hours. What is the probability that in a set of three such batteries, exactly two will last longer than 100 hours?
Post your question