Mathematics, 25.03.2021 14:20 berniceallonce22
Researchers were interested in the effect of pre-existing inappropriate highlighting of text on reading comprehension. They randomly assigned a group of 600 students to two groups. Both groups were asked to answer a reading comprehension test. The text given to the first group had inappropriate passages highlighted, while the text of the second group wasn’t highlighted at all. Then, the researchers compared the average score of each group in the reading comprehension test. What type of statistical study did the researchers use?
Answers: 1
Mathematics, 21.06.2019 16:00
Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply
Answers: 2
Mathematics, 21.06.2019 16:20
Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0
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Mathematics, 21.06.2019 17:00
Write a story that matches with the expression 42x-5 pls hurry
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Mathematics, 21.06.2019 17:30
Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?
Answers: 2
Researchers were interested in the effect of pre-existing inappropriate highlighting of text on read...
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