Mathematics, 28.11.2019 20:31 gabbys2002
Ascientist was interested in studying if students political beliefs change as they go through college. two hundred randomly selected students were asked before they entered college if they would consider themselves liberal or conservative. four years later, the same two hundred students were asked if they would consider themselves, liberal or conservative. the scientist decided to perform mcnemar's test. the data is below. what is the null hypothesis? after college before college liberal conservative liberal 80 15 conservative 20 85
a. -0.85 or 0.85
b. -0.39 or 0.39
c. -9.75 or -9.75
d. 1.96 or -1.96
Answers: 3
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Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?
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Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
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Ascientist was interested in studying if students political beliefs change as they go through colleg...
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