QUESTION 12 "A researcher wants to determine the effects of cocaine on rats' water consumption. One of her group of rats receives a low dose of cocaine, a second group receives a high dose and a third group receives no cocaine. Water consumption in mL is then measured and compared across the three groups. Which research design best describes this scenario?" O experimental O correlational O non/quasi-experimental O a case study

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Q: A = 6 -2 -2 10 -3 5 1 ---3-0 C=0-2 a = 1, b = [3 08]. -10 1 . B 5 2 11 9 4 4 7 0 0 11

A: We have to solve given Questions.

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A: Given,  r→t=sint, t, cost                   ...1

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A: The solution is given below

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

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Q: 10) 21 68

A: We know that tan θ=Opposite sideAdjacent sidetan(68)=x21

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Q: Find the value of x.

A: This can be solved using geometry and trigonometry rule.

Q: sing the geometry of the graph ,evalvate the definite integrals.

A: As this is a multiple subpart question according to the Bartleby Answering rule, only first three…

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Q: 3) 24 12

A: We can find the value of x as below

Q: Find the circumference of each circle. Leave your answer in terms of T.

A: The circumference of a circle with radius r is 2πr.

Q: 6   9,171.6

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Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

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Q: 4) 37 12

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Q: 11 11 4. 64

A: Given: simplify the expression

Q: 14 1

A: Given triangle is What is another side length?

Q: 2. 27

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Q: 12 8. 4

A: Given, 12/4 - 8/5 Taking LCM we have, LCM= 4*5= 20

Q: 14 19

A: To find :- x  Given :- Base = 14 , Hypotenuse = x ,               and θ= 49°   By using…

Q: 4. 19 4

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Q: 12 10 6. X%=

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