Calculus and Above

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Let X be a random variable following a Poisson distribution
Let X be a random variable following a Poisson distribution with parameter λ. I denote X ∼ P(λ). In this exercise, we want to analyze λ. 1. (a) Give an example in which we could use a Poisson distribu… read more
akch2002
akch2002
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I am preparing for a probability theory test and I am having
I am preparing for a probability theory test and I am having problems with MGF's these are some examples from previous exams which I would like solutions for along with explanations to help me study. … read more
Stevewh
Stevewh
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1. The cashier service time at the local branch of the Rivertown
1. The cashier service time at the local branch of the Rivertown bank has an exponential distribution with a mean of 2.5 minutes. What is the probability that the service time: Is between 2 and 4 minu… read more
akch2002
akch2002
Master's Degree
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Refer to the following frequency distribution for Questions
Refer to the following frequency distribution for Questions 1, 2, 3, and 4. Show all work. Just the answer, without supporting work, will receive no credit. The frequency distribution below shows the … read more
Chirag
Chirag
Master's Degree
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Question 1 1. Seven slips of paper marked with the numbers
Question 1 1. Seven slips of paper marked with the numbers 1, 2, 3, 4, 5, 6, and 7 are placed in a box and mixed well. Two are drawn. What are the odds that the sum of the numbers on the two selected … read more
SusanAthena
SusanAthena
Master's Degree
Master's Degree
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1. Let events An increase to A. Find A and show P(An ) -> P(A).
1. Let events An increase to A. Find A and show P(An ) -> P(A). Show the same thing in the decreasing case. Use these results to show that a df F is right continuous, F(oo)=1, F(-oo)=0. 2. Let X be… read more
Stevewh
Stevewh
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3. Let a fair die be rolled n times. Lets make an assumption
3. Let a fair die be rolled n times. Let's make an assumption that all rolls of a die are independent. If X and Yare the outcomes of any two of n trials, what is the probability distribution of X*Y? T… read more
Ryan
Ryan
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Week 4 : Week 4 - Test 4 (Final Exam) Time Remaining:
Week 4 : Week 4 - Test 4 (Final Exam) Time Remaining: 1. Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the origina… read more
Ryan
Ryan
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. 6 chips are in an urn of which 4 are red and 2 are blue.
. 6 chips are in an urn of which 4 are red and 2 are blue. We pick 2 chips out one by one and without replacement. Let Y be the number of red chips picked. a) (6 pts) Calculate P(Y=2). b) (4 pts) Is Y… read more
Chirag
Chirag
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7. In a forest, the probability that a randomly sampled tree
7. In a forest, the probability that a randomly sampled tree is oak is 0.1, pine 0.3, maple 0.35 and 0.25 is the probability that a randomly sampled tree is of any other type. If 8 trees are sampled r… read more
Chirag
Chirag
Master's Degree
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Answer the following:(A) Find the binomial probability P(x
Answer the following: (A) Find the binomial probability P(x = 5), where n = 14 and p = 0.50. (B) Set up, without solving, the binomial probability P(x is at most 5) using probability notation. (C) How… read more
Ryan
Ryan
Bachelor's Degree
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1. (TCO 4) How many ways can 15 girls be chosen to form a baseball
1. (TCO 4) How many ways can 15 girls be chosen to form a baseball team of 9 players? (Points : 3) 5005 24 1,816,214,400 135 2. (TCO 4) Which of the following cannot be a probability? (Points : 3) 1 8… read more
Sandhya
Sandhya
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1. A vacuum cleaner has four height settings and a sensor (on
1. A vacuum cleaner has four height settings and a sensor (on or off) that detects debris. There are five rooms and in each, the carpet may be clean or not. If you only have one vacuum cleaner, how ma… read more
Osbert12
Osbert12
Master's Degree
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Find the mean for the given sample data. Unless indicated otherwise,
Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values. The students in Hugh Logan's math class to… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
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A fish that the RV Langley catches very frequently is hogchoker
A fish that the RV Langley catches very frequently is hogchoker ( Trinectes maculatus ). Hogchokers were caught in 87% of the tows made in the summer of 2009. Based on this, calculate the probability … read more
Math-John
Math-John
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Answer the following:(A) Find the binomial probability P(x
Answer the following: (A) Find the binomial probability P(x = 5), where n = 14 and p = 0.70. (B) Set up, without solving, the binomial probability P(x is at most 5) using probability notation. (C) How… read more
Ryan
Ryan
Bachelor's Degree
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A die with 6 sides is rolled. What is the probability?
1. Find the indicated probability. A die with 6 sides is rolled. What is the probability of rolling a number less than 5? (Points : 5) 4 2/3 1/6 5/6 2. From the information provided, create the sample… read more
Mr. Gregory White
Mr. Gregory White
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1. Find the mean for the given sample data. Unless indicated
1. Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values. The students in Hugh Logan's math class… read more
Sandhya
Sandhya
Master's Degree
5,160 satisfied customers
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