Mathematics, 11.05.2021 20:20 Cyu437
A teacher interested in determining the effect of a new computer program on learning to read conducted a study. One hundred students were randomly assigned to one of two groups. The first group used the computer program while the second group did not. Both groups were tested to determine how much their reading levels improved. The results for the two groups were compared. What kind of study is this? (2 points) a This is an experiment because a treatment was applied to a group. b This is an experiment because students were able to choose which group to join. c This is a survey because students were randomly assigned to groups. d This is a survey because a treatment was applied to both groups.
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Mathematics, 21.06.2019 18:00
Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?
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How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.
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(: the two box-and- whisker plots below show the scores on a math exam for two classes. what 2 things do the interquartile range tell you about the two classes?
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A teacher interested in determining the effect of a new computer program on learning to read conduct...
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