QUESTION 10 A researcher wants to study the relationship between the amount of caffeine consumed in the form of coffee and the accuracy of completing a set of trigonometry calculations. What could be a confounding variable in this study? O Amount of caffeine consumed O Taste of the coffee consumed O Education level of the individual O Accuracy of the answer to the trigonometry problem

Q: 4. 3. 4, 8.

A:

Q: 5. 13 12 9.

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Q: 2. 3. 8. 5.

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Q: 8. 8. 3/ 2.

A:

Q: 1o.e 4.60

A: trigonometry rule

Q: 11. 10 22

A:

Q: 18 20

A:

Q: Suppose that 103 Σ ai = 19 and i=1 103 i=1 b₁ = 18. Compute the sum.

A:

Q: Find the value of x.

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

Q: 8 14

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Q: 19 14.3

A:

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: d 6

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

Q: 4.122

A: Given Information: a) Suppose each lot contains 10 items, you decide to sample 4 items per lot and…

Q: Diagonalize the following matrix.

A:

Q: 11 11 4. 64

A: Given: simplify the expression

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

A: From the image of the circle, we see that the radius=r=3.9 units

Q: 10 4 2.

A: Solution-

Q: Identify the postulate for each drawing

A: Identify the postulates for each drawing

Q: 24

A: Solution : find length of side

Q: 14 19

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

Q: 4. 19 4

A:

Q: 5.1 16

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Q: - 2 4. - 3 V22 4 2/7 41M

A:

Q: 8. 11

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