You are running an experiment at your new job on Facebook. You want to run a campaign on customers in general. Describe some of the things you would do in your observational study. You can choose what kind of observational study you want. Also after you collect the data, what are some things to watch out before analyzing your data. Please answer in your own words only.

Q: 5 -100 12 8

A: Solve the given

Q: 4. 3. 4, 8.

A:

Q: 12 X-

A: The solution is given below

Q: 10 8/10 + 9 7/12=

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Q: 5(18)

A: To find5(18)

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Q: Find lim (x,y)→(12,3) xy cos(x – 4y). OS 1. –36 2. 36 3. 3 4. 0

A:

Q: 5/14+1/6

A: 514+16=15+742

Q: 22n+1 3n+1 2.

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Q: 619 d. 4 10

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Q: 6. 6. х 14

A: Given: 9x=x14

Q: 9.2 2 15 5 3 16

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Q: 81 (1) 420

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Q: d 6

A: 5. In the given right triangle , the hypotenuse is 41 and the perpendicular length is 40. Apply the…

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Q: Identify the postulate for each drawing

A: Identify the postulates for each drawing

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Q: 6. 4 Z+ 1 z+ 7 2.

A: Given,  4/(z + 1)  =  2/(z + 7)  To find value of z.

Q: 6. 3 (2s+5)³

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Q: 6. 8.

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Q: The columns of Q were obtained by applying the Gram-Schmidt process to the columns of A. Find an…

A: Solution by using Gram-Schmidt process as follows :

Q: 11. 6.

A: We have to find radius

Q: 39. 2

A: according to given figure given function is decreasing in it's domain

Q: 8. 11

A: Given perpendicular side to given angle is 11 and adjacent side of given angle is 8. We know that,…