Mathematics, 24.04.2020 21:51 sierrastrickland99
In order to estimate the average time spent on the computer terminals per student at a local university, data were collected from a sample of 81 business students over a one-week period. Assume the population standard deviation is 1.2 hours. If the sample mean is 9 hours, then the 95% confidence interval is approximately . a. 7.80 to 10.20 hours b. 8.74 to 9.26 hours c. 7.36 to 10.64 hours d. 7.04 to 110.96 hours
Answers: 3
Mathematics, 21.06.2019 17:40
Multiply. write your answer in simplest form. 3/8 x 5/7
Answers: 1
Mathematics, 21.06.2019 18:30
Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.
Answers: 3
Mathematics, 21.06.2019 23:00
Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.
Answers: 3
Mathematics, 22.06.2019 01:30
Apply distributive property to write equivalent equation 105Ă—35m
Answers: 1
In order to estimate the average time spent on the computer terminals per student at a local univers...
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