Mathematics, 24.06.2020 18:01 Doogsterr
The mean number of hours of part-time work per week for a sample of 317 teenagers is 29. If the margin of error for the population mean with a 95% confidence interval is 2.1, construct a 95% confidence interval for the mean number of hours of part-time work per week for all teenagers.
Answers: 3
represent the sample mean 
population mean 
represent the margin of error
(1)
![\bar X \pm ME[/te]xThe degrees of freedom are given by:[tex]df=n-1=317-1=316](/tpl/images/0693/2421/5aac5.png)
Another question on Mathematics
Mathematics, 21.06.2019 16:30
Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?
Answers: 1
Mathematics, 21.06.2019 20:30
Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left
Answers: 1
Mathematics, 22.06.2019 01:30
If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? (5 points) 10 hours 6 hours 1 over 6 hour 7 over 12 hour
Answers: 1
Mathematics, 22.06.2019 01:30
Will mark brainliest! ( explain the answer too, it can be one sentence)
Answers: 1
You know the right answer?
The mean number of hours of part-time work per week for a sample of 317 teenagers is 29. If the marg...
Questions
Mathematics, 03.03.2020 02:14
Mathematics, 03.03.2020 02:14
Social Studies, 03.03.2020 02:14
Computers and Technology, 03.03.2020 02:15
Mathematics, 03.03.2020 02:15
Biology, 03.03.2020 02:15
History, 03.03.2020 02:15
