"Calculate the pooled variance for the following samples: Sample 1, n = 22 with a sample variance = 78.8. Sample 2, n = 24 with a sample variance = 69.1. (Be sure to round answer to second decimal place)."

Q: 33-41 Use logarithmic differentiation to find the derivative of the function. 33. y = (2x + 1)³(x² −…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: 7 2x -10 14 08 O 9.5 O 8.75 07 0 9 O 7.25 4.

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Q: Calculate t. [35 t+ 6 C 10 12 B O 25 O 26 O 30 O 28 O 27 O 29

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Q: 31. Prove parts (a), (c), and (d) of Theorem 3.1.1.

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Q: QUESTION 56 "An independent-measures experiment with four treatment conditions has a sample of n = 8…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer first…

Q: 48. Find the area of this parallelogram (A = bh). 12 cm 5 cm 16 cm A. 65 cm² B. 60 cm² C. 48 cm² D.…

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Q: 45. If the best-fitting line (figured using computer software) is approximately f(x) = -1.182x +…

A: Here Given regression equation for No of errors made per week from No of months worker worked. f(x)=…

Q: 49-52 What is wrong with the equation? 3 8 49. f₁²₂x²² dx = X-4 X -3 2 3 50. 0.0 £²₁ / / dx = -²/31…

A: We have to find the mistakes in the given equation.To check this we will evaluate the integral.

Q: x² + 1

A: given an algebraic expression as followsx2+1, we need to factorise it

Q: 35. (²00 + 30 dv 37. f(x) dx where f(x) = 18 · 5² √ √ ²2² ²² dz 36. sin x cos x if 0<x< π/2 if n/2…

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Q: 9. If a + b = 2a - 3b + 4ab, find the values of 5 * 2 and 3*. 5 10. If a o b = a + 2b and a + b = b²…

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Q: E increasing (c) Determine the open intervals on which f is increasing, decreasing, or constant.…

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Q: 7.13 Sample vs. Census You are receiving a large shipment of batteries and want to test their…

A: Ans.(7.13) :- Here we have to explain why we would want to test a sample of  batteries rather than…

Q: Question 40 Calculate the arc length of the unshaded region. [40 ] 4 ft Po 80° D. O 54n/9 ft O 19.4…

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Q: 1 + sin?x dx 50. 排

A: Note: since you have posted multiple questions. As per our guidelines we are supposed to solve only…

Q: the expression when x = 10, y = -2, and z = -5. 10y -x? + 6z 31. XZ 29. 30. y y

A: Put the value which is given in the  given expression .

Q: 37 and 41

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Q: Identify the consequent of the statement "There is a bloodshed in Ukraine and the Russian people are…

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Q: 223"43

A: To write in seconds 223"43

Q: 49 and 55

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Q: . In a length of hospitalization study conducted by several cooperating hospitals, a random sample…

A: We have given that, Mean length (x̄) = 8.25, population standard deviation (σ) = 3 and sample size…

Q: d. (pg) (pg) → (p^g) 13. Using the Peirce arrow or nor operator, pq, find equivalent expressions…

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Q: 13. Graph the path traveled by a point described by the parametric equations r(t) = 3+4t, y(t) =8-2t…

A: The given parametric equations are:We need to draw the graph of the given parametric equation