Mathematics, 06.10.2019 08:30 sabon
Aprofessor bases semester grades on four 100-point items: homework, quizzes, a midterm exam, and a final exam. students may choose one of the three schemes, scheme i, scheme ii and scheme iii, where • scheme i: hw 10%, quiz 10%, midterm 30% and finalterm 50%; • scheme ii: hw 10%, quiz 20%, midterm 30% and finalterm 40%; • scheme iii: hw 15%, quiz 15%, midterm 35% and finalterm 35%. 1. find the matrix which gives the link between these three schemes and these four different kind of examinations. 2. using a multiplication between two matrices, determine the most advantageous weighting scheme for a student who earned 97
Answers: 2
Mathematics, 21.06.2019 14:30
Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?
Answers: 2
Mathematics, 22.06.2019 01:30
Apasta salad was chilled in the refrigerator at 35° f overnight for 9 hours. the temperature of the pasta dish dropped from 86° f to 38° f. what was the average rate of cooling per hour?
Answers: 3
Aprofessor bases semester grades on four 100-point items: homework, quizzes, a midterm exam, and a...
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