Mathematics, 12.11.2019 22:31, jaxheisjax532
Which of the given is an example of a matched pairs design? group of answer choices a teacher compares the pre‑test and post‑test scores of students. a teacher compares the scores of students who had a computer‑based method of instruction with the scores of other students who had a traditional method of instruction. a teacher compares the scores of students in her class on a standardized test with the national average score. a teacher calculates the average of students' scores on a pair of tests and wishes to see if this average is larger than 80%.
Answers: 1
Mathematics, 21.06.2019 14:10, kiera2599
Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41
Answers: 2
Mathematics, 21.06.2019 16:00, Jenifermorales101
The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?
Answers: 1
Mathematics, 21.06.2019 19:20, mrskhg3395
Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a
Answers: 2
Which of the given is an example of a matched pairs design? group of answer choices a teacher compa...
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