Mathematics, 26.02.2020 19:01 Rusven
A researcher performed an experiment with two groups. She found the difference of the means for each group. Then she combined the groups, chose two new groups, and found the difference between the means of those groups. She repeated this process 200 times. The normal distribution of the difference in the means she found is given below. How great would the difference in the means between the first two groups have to be in order to considered significant? A.) at least B.) at least 8 C.) atleast 9 D.) at least 10
Answers: 3
Mathematics, 21.06.2019 13:40
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Mathematics, 21.06.2019 19:00
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Mathematics, 21.06.2019 20:30
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Mathematics, 21.06.2019 21:30
He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?
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A researcher performed an experiment with two groups. She found the difference of the means for each...
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