Mathematics, 22.04.2021 20:40 pippalotta
From a random sample of 1201 Americans, it was discovered that 1139 of them lived in neighborhoods with acceptable levels of carbon monoxide. a.Obtain a point estimate for the proportion of American who live in neighborhoods with acceptable levels of carbon monoxide. b. Construct a 99% confidence interval for the proportion of Americans who live in neighborhoods with acceptable levels of carbon monoxide. c. You wish to conduct your own study to determine the proportion of Americans who live in neighborhoods with acceptable levels of carbon monoxide. What sample size would be needed for the estimateto be within 1.5 percentage points with 99% confidence if you use the estimate in part a.
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 22:00
Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright
Answers: 2
Mathematics, 22.06.2019 01:30
Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.
Answers: 1
Mathematics, 22.06.2019 02:00
90.0% complete a b c d e confirm last week, your delivery runs took 7 hours 12 minutes on monday, 6 hours 46 minutes on wednesday, and 6 hours 53 minutes on friday. what was your average time for a delivery run?
Answers: 3
You know the right answer?
From a random sample of 1201 Americans, it was discovered that 1139 of them lived in neighborhoods w...
Questions
Health, 16.03.2020 21:15
Health, 16.03.2020 21:16
English, 16.03.2020 21:16
Mathematics, 16.03.2020 21:16
Mathematics, 16.03.2020 21:16
