Mathematics, 27.09.2021 03:40 cami30031cami3003

A newsgroup is interested in constructing a 99% confidence interval for the proportion of all Americans who are in favor of a new Green initiative. Of the 531 randomly selected Americans surveyed, 432 were in favor of the initiative. Round answers to 4 decimal places where possible. a. With 99% confidence the proportion of all Americans who favor the new Green initiative is between
and
.

b. If many groups of 531 randomly selected Americans were surveyed, then a different confidence interval would be produced from each group. About
percent of these confidence intervals will contain the true population proportion of Americans who favor the Green initiative and about
percent will not contain the true population proportion.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:30

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Answers: 1

Answer

Mathematics, 21.06.2019 20:00

In one day there are too high tides into low tides and equally spaced intervals the high tide is observed to be 6 feet above the average sea level after six hours passed a low tide occurs at 6 feet below the average sea level in this task you will model this occurrence using a trigonometric function by using x as a measurement of time assume the first high tide occurs at x=0. a. what are the independent and dependent variables? b. determine these key features of the function that models the tide: 1.amplitude 2.period 3.frequency 4.midline 5.vertical shift 6.phase shift c. create a trigonometric function that models the ocean tide for a period of 12 hours. d.what is the height of the tide after 93 hours?

Answers: 1

Answer

Mathematics, 21.06.2019 21:20

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)

Answers: 3

Answer

Mathematics, 21.06.2019 22:00

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Answers: 1

Answer

You know the right answer?

A newsgroup is interested in constructing a 99% confidence interval for the proportion of all Americ...

Questions

Mathematics, 24.11.2020 18:10

What is the relationship between vectors u=(3,-1) and v=(6,-2)? a. the vectors point in the same direction b. the vectors form an acute angle