Mathematics, 23.10.2019 22:00 jayjay9496
Suppose you want to know whether the eight-grade music students at a school spend more time practicing their instruments or playing computer games, explain how you would get a representative sample from the population
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Mathematics, 21.06.2019 20:20
Can some one explain this i got sent this. is this a threat iām scared
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Mathematics, 21.06.2019 20:30
Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries
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Mathematics, 22.06.2019 04:30
The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u.s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.
Answers: 3
Suppose you want to know whether the eight-grade music students at a school spend more time practici...
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