et X and Y be independent random variables with means µx, µy and variances ox, 2. Find an expression for the correlation of XY and Y in terms of these means and ariances.

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Q: Example 1. A random variable has the following probability distribution Values of X 8 2 3 P(x) 3a 5a...

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Q: explain How many permutation of the letters ABCDEFGHIJKLMNO contain the string GO and JIM?

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Q: Write the product in the form nPn: a) (11)(10)(9) =

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Q: Ho : µ = 6 vs Ha : µ # 6 has the value t* = 1.93. Based on this information %3D we would reject the ...

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Q: ? = 60?2+39X Calculate the mean (expected value) of the random variable

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Q: A total of 300 people composed of students and teachers in a certain school are asked in a poll. The...

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Q: A fair number cube has faces labeled 1, 8, 14, 39, 60, and 76. When the cube is tossed, what is the ...

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Q: The joint probability density function of X and Y is given as S(x,v) =. 1sxs2, 0sys3. (i) Find the m...

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A: Given,P(it will rain)=0.45

Q: Given A and B are mutually exclusive event with P(A) = 0.35 and P(B) = 0.45 %3D %3D a) P(AnB) = b) P...

A: Given A and B are mutually exclusive eventsP(A)=0.35P(B)=0.45

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Q: II. Solve for the variance and standard deviation.

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Q: For the discrete probability distribution. 3 4. 6. 7 k 2k 2k 3k 2k2 7k + k Find the variance.

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Q: Among the products of the first company, defective is 10%, the second 20%, the third  25%. We bought...

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A: Given that, x̄= 10 , ȳ= 90 σx= 3 and  σy= 12 Correlation coefficient, r= 0.8  

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