Mathematics, 22.03.2020 02:25, major126
1. (10 marks) A study of the home purchasing habits of Canadians in show homes found the following interesting facts. The probability that a person would buy a house follows a binomial distribution and that the probability that a person would buy a house was 13%. Suppose that 9 people walk into a show home that day.
a) What is the probability that one house is sold that day?
b) What is the probability that at least one house is sold that day?
c) Calculate the mean and standard deviation for the number of houses that will be bought that day?
d) Knowing that the probability of a person purchasing a house follows a binomial distribution, what could be done to increase the number of houses sold?
2. (10 marks) From past records, the number of people visiting the emergency room at a hospital follows a Poisson distribution. It is known that on average 2.2 people visit per hour.
a) What is the probability that exactly one person shows up during a 1-hour period?
b) What is the probability that at most 2 people will show up during a 1-hour period?
c) If nothing changes, what would be the mean and standard deviation of the number of people visiting the emergency room in an 8-hour time period?
Answers: 3
Mathematics, 21.06.2019 21:30, sassy11111515
Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?
Answers: 3
Mathematics, 21.06.2019 22:30, nane718
According to the 2008 u. s. census, california had a population of approximately 4 ร 10^7 people and florida had a population of approximately 2 ร 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.
Answers: 1
1. (10 marks) A study of the home purchasing habits of Canadians in show homes found the following i...
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