Interpret a confidence interval for the proportion

Assignment Help Basic Statistics
Reference no: EM132855283

Mr. Thomas of Wilmer Amina Carter High School (a large urban high school) wants to know what proportion of the student body favors banning plastic water bottles from the school buildings and grounds. A simple random sample of 125 students finds that 87 support banning plastic bottles. Construct and interpret a 95% confidence interval for the proportion of all students at Wilmer Amina Carter High School who support banning plastic water bottles.

Reference no: EM132855283

Questions Cloud

What would be the budgeted total direct labor cost : The production budget calls for producing 5,000 units in January, 4,000 units in February, and 6,000 units in March. What the budgeted total direct labor cost
Is important for a company to follow a strict budget : How does management greed influence budget decisions? Do you think that there will be a bias towards greed when creating the budget for this company? Explain.
How much of the principal you would have paid off : You just borrowed RM300,000 to buy a house. The interest rate is 8 percent per year. How much of the principal you would have paid off
Why might a practitioner be tempted to : What would an ethical response to the situation be? Why might a practitioner be tempted to, or accidentally, not take an ethical course of action?
Interpret a confidence interval for the proportion : Construct and interpret a 95% confidence interval for the proportion of all students at Wilmer Amina Carter High School who support banning plastic water bottle
Find the probability that a randomly selected customer : Find the probability that a randomly selected customer takes more than 10 minutes if the average is 7.45 minutes with a standard deviation of 1.04 minutes.
Journalize and post the March transactions : Mar. 18 Paid $1,500 cash on amount owed on truck and $500 on amount owed on cleaning supplies. Journalize and post the March transactions
Name and show the elimination entries needed : Name and show the Elimination entries needed when consolidating under the Equity Method AFTER the year of Acquisition. ALSO: show the calculations
Calculate the company net float : The company is receiving payments from its customers each day, in the form of checks, totaling P26,000. Calculate the company net float

Reviews

Write a Review

Basic Statistics Questions & Answers

  Accessing link support in circuit switching

If circuit switching is utilized, how many user can this access link support?

  Conclusion that addresses the original claim

A recent broadcast of a television show had a 10 ?share, meaning that among 5000 monitored households with TV sets in? use,10?% of them were tuned

  Does treatment effect depend on past average sales

If there are no large cost disadvantages, the data suggest that we should proceed. B) Technical issue: Does the treatment effect depend on the past average sales?

  A tendon-operated robotic hand

Plot the frequency response of G(jω). Show that the magnitude of G(jω) is -17 dB at ω = 10 and -27.1 dB at ω = 200. Show also that the phase is -138.7° at ω = 700.

  Recorded rainfall on the date at disney world

Rainy days Imagine that we randomly select a day from the past 10 years. Let X be the recorded rainfall on this date at the airport in Orlando.

  Suppose that the weight of a large bag of sugar is n505

suppose that the weight of a large bag of sugar is n5.05 0.081 and that the weight of a small bag of sugar is

  Under what conditions can the possibility

Under what conditions can the possibility that Y causes X be ruled out when two variables, X and Y, are strongly correlated?

  For a medical study a researcher wishes to select people

for a medical study a researcher wishes to select people in the middle 60 of the populartion based on blood pressure.

  Calculating null hypothesis and critical value

What is the null hypothesis? Use a = 0.05 .

  What is the probability that the ball may be brown is

Box A contains three balls with colors red, green and blue and box B contains a balls with colors red, yellow ,blue, white and brown A box is chosen and a ball is picked. What is the probability that the ball may be brown is? What is the probability ..

  Although delays at major airports are now less frequent it

although delays at major airports are now less frequent it helps to know which airports are likely to throw off your

  Show the performance iq scores vs the brain size

Performance IQ scores vs. brain size. A study examined brain size (measured as pixels counted in a digitized magnetic resonance image [MRI] of a cross section.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd