![subject](/tpl/images/cats/mat.png)
Mathematics, 02.07.2020 18:01 nakeakohler13
Exhibit 8-1In 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. Refer to Exhibit 8-1. If the sample mean is 9 hours, then the 95% confidence interval is approximately
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:10
Write the point slope form of the equation of the line passing through the points (-5, 6) and (0.1).
Answers: 2
You know the right answer?
Exhibit 8-1In order to estimate the average time spent on the computer terminals per student at a lo...
Questions
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 20.09.2021 04:00
![question](/tpl/images/cats/ekonomika.png)
Business, 20.09.2021 04:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 04:00
![question](/tpl/images/cats/istoriya.png)
History, 20.09.2021 04:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 04:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 04:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 04:10
![question](/tpl/images/cats/health.png)
Health, 20.09.2021 04:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.09.2021 04:10
![question](/tpl/images/cats/ekonomika.png)
Business, 20.09.2021 04:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 04:10
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.09.2021 04:10
![question](/tpl/images/cats/obshestvoznanie.png)