Solve the problem. 14) 14) Elaine gets quiz grades of 81, 71, and 72. She gets a 87 on her final exam. Find the weighted mean if the quizzes each count for 10% and the final exam counts for 70% of the final grade. D) 70 7 C) 77 8 DI 83 3

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A: we have been given the proportion  2024=15x

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Q: Michael gets test grades of 73, 76, 82, and 87. He gets a 80 on her final exam. Find the weighted…

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Q: Elaine gets quiz grades of 81, 85, and 82. She gets a 72 on her fınal exam. Find the weighted mean…

A: Weighted mean formula = w1x1 + w2x2 + .............+wnxn

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A: The following frequency distribution table is provided. Number of hours  Frequency (f) 1.0-7.9…

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Q: Find the geometric mean of 81 and 4. Round your answers to the nearest tenth (if need

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Q: AABCand APQR are shown in the diagram below. %+ 600 C. 50° Based on the information provided in the…

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Q: what is the mean of 2.3, 4.6, 5.7, 11.8. Also should it be rounded? my solution 10.3  /2= 5.15

A: Answer:- Given data,  2.3, 4.6, 5.7, 11.8  Using formula,  Mean = Sum of the terms/Number of terms

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A: To find the average we add the numbers first. Then divide by the total number of entries.  Total of…

Q: 23. Find the value of b. 50°

A: Given diagram is