Question

How big of a sample would we need in order to the proportion of YC students...

How big of a sample would we need in order to the proportion of YC students that have access to stable Wi-Fi to within 3% at a 99% confidence level? b) (2 points) Construct a 99% confidence interval for the proportion of YC students that have access to stable Wi-Fi using a sample with the sample size found in part (a). Plug in as much information as you can e) (2 points) What is the probability that the population mean will be in the confidence interval found in part (b)?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Wi-Fi Access A survey of 50 students in grades 4 through 12 found 68% have classroom...
Wi-Fi Access A survey of 50 students in grades 4 through 12 found 68% have classroom Wi-Fi access. Find the 99% confidence interval of the population proportion.
A survey of 50 students in grades 4 through 12 found 68% have classroom Wi-Fi access....
A survey of 50 students in grades 4 through 12 found 68% have classroom Wi-Fi access. Find the 99% confidence interval of the population proportion.
Determine the minimum sample size required in order to estimate p, the population proportion, to within...
Determine the minimum sample size required in order to estimate p, the population proportion, to within 0.05, with: a) 95% confidence. b) 99% confidence.   
Construct a 99​% confidence interval to estimate the population proportion with a sample proportion equal to...
Construct a 99​% confidence interval to estimate the population proportion with a sample proportion equal to 0.36 and a sample size equal to 100. A 99​% confidence interval estimates that the population proportion is between a lower limit of ___ and an upper limit of ___
(S 9.1) Determine the minimum sample size required in order to estimate p, the population proportion,...
(S 9.1) Determine the minimum sample size required in order to estimate p, the population proportion, to within 0.03, with: a) 95% confidence. b) 99% confidence.   
4) To estimate the population proportion of a given survey, what sample size would be required...
4) To estimate the population proportion of a given survey, what sample size would be required if we want a margin of error of 0.045; a confidence level of 95%; and p and q are unknown. 5). How many cars must be randomly selected and tested in order to estimate the mean braking distance of registered cars in the US? We want a 99% confidence that the sample mean is within 2 ft of the population mean, and the population...
College Smokers We are interested in estimating the proportion of students at a university who smoke....
College Smokers We are interested in estimating the proportion of students at a university who smoke. Out of a random sample of 200 students from this university, 47 students smoke. (a) Calculate a 97% confidence interval for the proportion of students at this university who smoke. ( , ) (b) If we wanted the margin of error to be no larger than 2% at a 97% confidence level for the proportion of students who smoke, how big of a sample...
A random sample of 50 students has a mean GPA of 2.55. It is known that...
A random sample of 50 students has a mean GPA of 2.55. It is known that the population standard deviation for the GPA of all students is 1.1. Use this information to complete the following: a) Does the information above provide an estimate of a population mean or a population proportion? b) Provide a point estimate for the population mean GPA of all students. c) Construct and interpret a 95% confidence interval for the parameter you selected in part (a)....
In a random sample of 25 students, it was found that they consumed on average 23...
In a random sample of 25 students, it was found that they consumed on average 23 grams of sugar each day with a standard deviation of 4 grams. a) Construct a 99% confidence interval for the mean amount of sugar consumed by students. b) Interpret the confidence interval found in part a.
A confidence interval was used to estimate the proportion of statistics students who are female. A...
A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following confidence interval: (.438, .642). Using the information above, what sample size would be necessary if we wanted to estimate the true proportion to within 3% using 99% reliability?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT