A professor use chi-square test to examine the relationship between smoking and colon cancer. He followed a total of 480 people and the result was listed below Colon No Colon Frequency Cancer Cancer Smokers 120 80 Non- smokers 25 255 What is the value of the Chi-square statistic for the given data? (give your answer in 2 decimal places)

Q: -48 6

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A: formula:

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A: To find the coefficient of x10 in the expansion of 2x+1x100 we will use(r+1)th term in the expansion…

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A: 514+16=15+742

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A: I have solved Algebraically

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A: Given, 814-x = 92x-3  We will find the value of x

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A: The given inequality is 9-4x>-3

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A: The given integral is: I=∫x3x2-9dx

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A: Compute the simplest form of 50/21.That is, divide 50 by 21.

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A: Given equation of line is  2x+3y=24

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A: Write the first ,third and fifth term of the expansion of (3x-5y)5.

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A:

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A: We have to evaluate the ∫dx8x-x2

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A: Please see the answer below.

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Q: Write the binomial expansion of (2x – 1) as a polynomial in simplest form.

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A: