Math (probability)

Real Estate ads suggest that 50% of homes for sale have garages, 24% have swimming pools, and 11% have both. If a home for sale has a garage, what's the probability that it has a pool too? Write as a decimal.

  1. 👍 0
  2. 👎 0
  3. 👁 535
  1. Conditional probability.
    P=pool
    G=garage
    Probability of a home having a pool given that it has a garage is
    P(P|G)=P(P∩G)/P(G)
    =11%/50%
    =22%

    1. 👍 0
    2. 👎 0
  2. 45

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Calculus

    A real estate office manages 50 apartments in a downtown building. When the rent is $900 per month, all the units are occupied. For every $25 increase in rent, one unit becomes vacant. On average, all units require $75 in

    asked by Deepa on April 24, 2014
  2. Economics

    Are these accurate? 2)The manager of All City realtors wants to hire some real estate agents to specialize in selling housing units acquired by the Resolution Trust Commission (RTC) in its attempt to bail out the savings and loan

    asked by TrickyEconomics on July 22, 2009
  3. statistics

    You and your friend decide to get your cars inspected. You are informed that 70% of cars pass inspection. If the event of your car’s passing is independent of your friend’s car: iii. What is the probability that both of the

    asked by kelly on September 16, 2013
  4. Psychology Statistics

    Determine whether the numerical value is a parameter or a statistic? In a phone survey of 100 random homes in a country, 21 families had garages. Is this a parameter because the data set of 100 random homes is a population? Is

    asked by Margaret Sweet on September 9, 2011
  5. Stats .01 level

    A major home improvement store conducted its biggest brand recognition campaign in the company’s history. A series of new television advertisements featuring well-known entertainers and sports figures were launched. A key metric

    asked by Fiza00 on August 12, 2008
  1. statistics

    According to the local real estate board, the average number of days that homes stay on the market before selling is 78.4 with a standard deviation equal to 11 days. A prospective seller selected a random sample of 36 homes from

    asked by Anonymous on July 6, 2013
  2. math homework help

    Pinnacle Homes, a real estate development company, is planning to build five homes, each costing $125,000, in 2.5 years. The Galaxy Bank pays 6% interest compounded semiannually. How much should the company invest now to have

    asked by torri on May 20, 2014
  3. statistics

    One method for estimating the availability of office space in large cities is to conduct a random sample of offices, and calculate the proportion of offices currently being used. Suppose that real estate agents believe that of all

    asked by tea on March 26, 2012
  4. ACCOUNTING

    On March 1, 2012, Enrique Company acquired real estate, on which it planned to construct a small office building, by paying $90,504 in cash. An old warehouse on the property was demolished at a cost of $7,646; the salvaged

    asked by Anonymous on March 27, 2012
  5. statistics

    Based on published real estate research, 65% of homes for sale have garages, 20% have swimming pools, and 18% have both features. i. Given that a home for sale has a garage, what’s the probability that it also has a pool

    asked by kelly on September 16, 2013

You can view more similar questions or ask a new question.