Mathematics, 13.08.2020 15:01 jessejames48
Last week Andi had exams in Chemistry and in Spanish. On the chemistry exam, the mean was µ = 30 with σ = 5, and Andi had a score of X = 45. On the Spanish exam, the mean was µ = 60 with σ = 6 and Andi had a score of X = 65. For which class should Andi expect the better grade?
Answers: 1
Mathematics, 21.06.2019 16:20
Which math sentence can be used to determine if the triangle is a right triangle?
Answers: 1
Mathematics, 21.06.2019 23:00
Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.
Answers: 2
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
Last week Andi had exams in Chemistry and in Spanish. On the chemistry exam, the mean was µ = 30 wit...
Business, 18.11.2020 04:10
English, 18.11.2020 04:10
Mathematics, 18.11.2020 04:10
Mathematics, 18.11.2020 04:10
Business, 18.11.2020 04:10
History, 18.11.2020 04:10
Mathematics, 18.11.2020 04:10
Mathematics, 18.11.2020 04:10
History, 18.11.2020 04:10