Suppose that a box contains 7 cameras and that 5 of them are defective. A sample of 2 cameras is selected at random. Define the random variable x as the number of defective cameras in the sample. Write the probability distribution for x P(x) What is the expected value of x?

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Q: Suppose that a box contains 6 cameras and that 5 of them are defective. A sample of 2 cameras is…

A: Given data 6 cameras 5 are defective 2 cameras are selected at random 5 defective, 1 non defective

Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: total = 6 camera defective = 3  probability of defective = 3/6 = 0.5 probability of not defective =…

Q: Suppose that a box contains 9 cameras and that 4 of them are defective. A sample of 3 cameras is…

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Q: Suppose that a box contains 6 cameras and that 4 of them are defective. A sample of 2 cameras is…

A:

Q: Suppose that a box contains 8 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: Provided information is, a box contains 8 cameras and that 3 of them are defective. A sample of 2…

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Q: Suppose that a box contains 8 cameras and that 5 of them are defective. A sample of 2 cameras is…

A: Given P=5/8=0.625 n=2

Q: Suppose that a box contains 9 cameras and that 4 of them are defective. A sample of 3 cameras is…

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Q: Suppose that a box contains 8 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: See the handwritten solution

Q: Suppose that a box contains 8 cameras and that 4 of them are defective. A sample of 2 cameras is…

A: Given that,A box contains 8 cameras and that 4 of them are defective.

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Q: Write the probability distribution for XX. Write your answer in fraction form or round to 3 decimal…

A: Let p(t) = p(x=t), Where, p(t) = probability of getting t defective cameras. nCr = n!/(n-r)! r!

Q: Suppose that a box contains 7 cameras and that 5 of them are defective. A sample of 2 cameras is…

A: Given that a box contains 7 cameras and that 5 of them are defective. So (7-5)=2 are good. A sample…

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A: It is given that, 3P(X=1)= 4P(X=2 )= P(X=3) = 5P(X=4)

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Q: Suppose that a box contains 7 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: Given data: Total cameras = 7 Defective cameras  = 3 A sample of 2 camera is selected To find: 1.…

Q: suppose a random variable, x, arises from a binomial experiment. suppose n=6 and p= 0.13  how would…

A: Given that, A random variable x arises from a binomial experiment, n=6 p=0.13 Then, q=1-p = 0.87 so,…

Q: Suppose that a box contains 8 cameras and that 4 of them are defective. A sample of 2 cameras is…

A: Given, Total no of cameras = 8 No of defective cameras = 4 No of cameras selected = 2 Let X be no of…

Q: Suppose that a box contains 7 cameras and that 4 of them are defective. A sample of 2 cameras is…

A: This can be solved using binomial law:

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Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

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Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: From the given information, Total number of cameras in the box = 6 Number of defective cameras in…

Q: Suppose that a box contains 7 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: It is an important part of statistics. It is widely used.

Q: Suppose that a box contains 8 cameras and that 4 of them are defective. A sample of 2 cameras is…

A: Given that a box contains 8 cameras and that 4 of them are defective. P(Defective) = 0.50 A sample…

Q: Suppose that a box contains 8 cameras and that 4 of them are defective. A sample of 2 cameras is…

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Q: uppose that a box contains 8 cameras and that 3 of them are defective. A sample of 2 cameras is…

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A: The probability can't be exceed than 1 for any distribution.

Q: Suppose that a box contains 7 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: Given, Let the probability of being a defective be given as follows, p = 3/7 = 0.4286 sample size =…

Q: Suppose that a box contains 8 cameras and that 5 of them are defective. A sample of 2 cameras is…

A: Given,no.of defective cameras=5no.of non defective cameras=3total no.of cameras=8

Q: Assume that 12 jurors are randomly selected from a population in which 86% of the people are…

A: x P(x) 0 0+ 1 0+ 2 0+ 3 0+ 4 0+ 5 0.0004 6 0.0028 7 0.0148 8 0.0569 9 0.1553…

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A: The formula of expected value is,

Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: Total camera that a box contain = 6 Defective cameras = 3 The probability of zero defective camera…

Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

A: Given that, Box contains 6 cameras and 3 of them are defective we have to select 2 cameras