A regression equation is given by y 11.37395 +2.82773x. The following information about the variable and y is also given Σy = 255, Σw* = 8621, Σ = = 480, n = 8 Calculate the value of Σay. (HINT: You will need the value of Σx.) A. 1552 B. 1987 C. 2017 D. 3251 For the data in Question 14, calculate the correlation coefficient. A. 0.992 B. 0.982 C. 0.892 D. 0.809

Q: Hello, can you explain the first section of the question. Thank yu

A: Function f(x,y)  take maximum and minimum value at its critical points

Q: Please show steps thank you

A: 1) Here, we have R(x)=0.1x3+0.2x2 The rate of change of revenue with respect to x…

Q: 245,4

A: Given that 245u4v4

Q: Please show the work 75x24

A:

Q: Please find question attached, Thank you!

A: a) Mean  = n×Π            = 60×(0.65)            = 39 Standard deviation = √(n×Π×(1- Π))…

Q: R 22 Y 26 O RS = 18 %3D O RS = 24 %3D O RS = 20 O RS = 16 %3D

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Q: simplify. i^35

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Q: Please do not give solution in image format thanku False Positives. A new brand of pregnancy tests…

A: Let p be the new brand of pregnancy tests yields a false negative p=1% n=214

Q: Pls help ASAP on all asked questions.

A: Step 1: