Mathematics, 20.11.2019 23:31 ughpali
Still living online the pew research poll described in exercise 5 found that 56% of a sample of 1060 teens go online several times a day. (treat this as a simple random sample.) a) find the margin of error for this poll if we want 95% confi-dence in our estimate of the percent of american teens who go online several times a day. b) explain what that margin of error means. c) if we only need to be 90% confident, will the margin of error be larger or smaller? explain. d) find that margin of error. e) in general, if all other aspects of the situation remain the same, would smaller samples produce smaller or larger margins of error?
Answers: 1
Mathematics, 20.06.2019 18:04
Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months
Answers: 1
Mathematics, 21.06.2019 18:00
Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boiβs age. the sum of their ages is 70 years old. use b to represent big boiβs age. write and solve an equation.
Answers: 1
Mathematics, 21.06.2019 19:20
The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?
Answers: 2
Still living online the pew research poll described in exercise 5 found that 56% of a sample of 1060...
English, 06.12.2020 04:40
Arts, 06.12.2020 04:40
Computers and Technology, 06.12.2020 04:40
Social Studies, 06.12.2020 04:50
Mathematics, 06.12.2020 04:50
Spanish, 06.12.2020 04:50
Mathematics, 06.12.2020 04:50
Mathematics, 06.12.2020 04:50
Physics, 06.12.2020 04:50
Mathematics, 06.12.2020 04:50
Mathematics, 06.12.2020 04:50