Mathematics, 21.08.2020 04:01 emilyturchon
For each student in a certain class, a teacher adjusted the student's test score using the formula y = 0.8x + 20, where x is the student's original test score and y is the student's adjusted test score. If the standard deviation of the original test scores of the students in the class was 20, what was the standard deviation of the adjusted test scores of the students in the class?
Answers: 3
Mathematics, 21.06.2019 15:30
Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).
Answers: 3
Mathematics, 21.06.2019 18:40
Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.
Answers: 1
Mathematics, 21.06.2019 19:30
Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5
Answers: 1
Mathematics, 21.06.2019 21:20
If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°
Answers: 2
For each student in a certain class, a teacher adjusted the student's test score using the formula y...
Computers and Technology, 21.10.2020 02:01
Mathematics, 21.10.2020 02:01
Mathematics, 21.10.2020 02:01
Physics, 21.10.2020 02:01
Physics, 21.10.2020 02:01
English, 21.10.2020 02:01
Computers and Technology, 21.10.2020 02:01
Mathematics, 21.10.2020 02:01
Mathematics, 21.10.2020 02:01
Mathematics, 21.10.2020 02:01