Question 45
Given that the probability of a family owning a dog is 0.91, and the probability of a family owning a cat and a dog is 0.15, what is the probability of a family owning a cat given that the family owns a dog?
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Question 45 Given that the probability of a family owning a dog is 0.91, and the...
Given that the probability of a family owning a dog is 0.88 , and the probability of a family owning a cat given that the family owns a dog is 0.34 , what is the probability of a family owning a cat and a dog? Be sure to round your answer to three significant digits.
GHIJKLM Sup, use the probability of a person owning a pet is independent and the probability a person owns a cat is 32% and the probability of a person owning a dog is 28%. The probability of a person owning both a cat and a dog is 15%. a. Find the probability of a person having a cat or a dog. answer: b. Find the probability of a person having neither a cat nor a dog. answer: C. Suppose you...
In a certain community, 35% of the families own a dog, and 20% of the families that own a dog also own a cat. It is also known that 32% of all the families own a cat. What is the probability that a randomly selected family owns a dog? What is the conditional probability that a randomly selected family doesn't own a dog given that it owns a cat?
Question 3 The average yearly cost per household of owning a dog is $186.80. Suppose that we randomly select 50 households that own a dog. Assume o = $32.00. What is the probability that the sample mean for these 50 households is between $195 and $200?
The probability of owning a cat is 20% in some population. For 10 randomly chosen people, what is the probability that exactly 5 own a cat but in any order of selection. Give your answer as 0.XX.
A dog walking to the right at 1.5m/s spies a cat ahead, and begins chasing the cat with a constant acceleration of 12 m/s. What is the velocity of the dog after running for 3.0 m? Round the answer to two significant digits. Answer using a coordinate system where rightward is positive.
Given that the probability of a student eating at the cafeteria and a student living off campus is 0.07, and the probability of a student eating at the cafeteria given that the student lives off campus is 0.20, what is the probability of a student living off campus? Be sure to round your answer to two significant digits.
a) Suppose one injured individual is selected at random. What is the probability that this person is 75-or-over and experienced a dog-related injury? b) Suppose one injured individual is selected at random. What is the probability that this person is between 55 and 74 years old? c) Suppose one injured individual is selected at random. What is the probability that this individual is at least 55 years old (i.e., is 55 years old or older)? d) Suppose one injured person...
The probability that concert tickets are available by telephone is 0.91. For the same event, the probability that tickets are available through a Web site is 0.95. Assume that these two ways to buy tickets are independent. What is the probability that someone who tries to buy tickets both through the Internet and by the telephone will obtain at least one ticket? Round your answer to four decimal places (e.g. 98.7654)
Question 3: My dog Peter lies to lick Jack, his cat companion. Because Jack prefers not to be Ecked by a slobbery dog, be tries to dodge Peter's tongue, so that the licks only hit their intended arget with probability 0.7, independently. One afternoon, Peter aims 8 licks at the cat. (a) (5 pts) What is the probability that Peter lands exactly 4 licks on Jack? (b) (10 pts) Given that he lands at least two licks, what is the...