subject
Mathematics, 26.11.2019 02:31 Emieloy2959

In a survey of 2255 randomly selected us adults (age 18 or older), 1787 of them use the internet regularly. of the internet users, 1054 use a social networking site.

find a 95% confidence interval for each of the following proportions.

(a) proportion of us adults who use the internet regularly. round your answers to three decimal places.

(b) proportion of us adult internet users who use a social networking site. round your answers to three decimal places.

(c) proportion of all us adults who use a social networking site. round your answers to three decimal places.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?
Answers: 1
question
Mathematics, 21.06.2019 20:30
Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account
Answers: 2
question
Mathematics, 22.06.2019 03:50
Leila is buying a dinosaur model. the price of the model is xxx dollars, and she also has to pay a 7\%7%7, percent tax.
Answers: 2
question
Mathematics, 22.06.2019 03:50
Question 2 of 102 pointsthe temperature is 45°f. the temperature will decrease by 2°f each hour. leth be the number of hours.when will the temperature be below 32°f? write an inequality for this problem.oa. 45 + 2h 32b. 45 + 2h< 32o c. 45 - 2h< 32od. 45 - 2hs 32
Answers: 2
You know the right answer?
In a survey of 2255 randomly selected us adults (age 18 or older), 1787 of them use the internet reg...
Questions
question
Mathematics, 25.02.2021 17:00
question
Mathematics, 25.02.2021 17:00
question
Mathematics, 25.02.2021 17:00
question
Mathematics, 25.02.2021 17:00
Questions on the website: 13722360