Question

Q5      73% of 500 students surveyed voted in favour of the new breakfast menu in the...

Q5      73% of 500 students surveyed voted in favour of the new breakfast menu in the college cafeteria.

  1. Estimate the population proportion of students that like the new menu?
  2. Compute the standard error of the proportion?
  3. Determine a 95% confidence interval of the proportion of students who like it?
  4. Interpret your findings

please show working step by step

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Here, Z/2 =Z​​​​​​0.05/2 = 1.96 from normal table.

d) interpretation:-

We are 95%confidence that the true population proportion is lies between the confidence interval 0.6916 to 0.7684

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
13) College surveyed 900 students to learn if students would like to switch to Coke products...
13) College surveyed 900 students to learn if students would like to switch to Coke products in school vending machines. The survey found 396 said the college should make the switch. What is the point estimate of the proportion of students at the college who would say the college should switch to Coke products? A. 396 B. 900 C. 0.44 D. 2.27 14) College surveyed 900 students to learn if students would like to switch to Coke products in school...
When 500 college students were surveyed, 30% said that they own their car. Construct a 95%...
When 500 college students were surveyed, 30% said that they own their car. Construct a 95% confidence interval for the proportion of college students who say they own their cars. DON'T JUST GIVE THE ANSWER - SHOW WORK AND EXPLAIN YOUR PROCESS EACH STEP OF THE WAY SO THAT I CAN FOLLOW WHAT YOU DID AND CHECK YOUR WORK.
When 500 college students were surveyed, 30% said that they own their car. Construct a 98%...
When 500 college students were surveyed, 30% said that they own their car. Construct a 98% confidence interval for the proportion of college students who say they own their cars. Please show work each step of the process.
Before adding a new kind of burger to its menu, a fast food restaurant first conducts...
Before adding a new kind of burger to its menu, a fast food restaurant first conducts a market survey to see if customers will like it. Out of the 256 customers surveyed, 187 said that they would buy the burger. Construct and interpret a 95% confidence interval to estimate the proportion of customers that would buy the new burger if it were sold to the general public.
When 385 junior college students were surveyed, 185 said they have a passport. Construct a 95%...
When 385 junior college students were surveyed, 185 said they have a passport. Construct a 95% confidence interval for the proportion of junior college students that have a passport. Round to the nearest thousandth. Interpret your answer in terms of the application.
A career website for college students and alumni surveyed 200 recent graduates and found that 63%...
A career website for college students and alumni surveyed 200 recent graduates and found that 63% had accepted a job in a new city, state, or country. The approximate standard deviation for the distribution of sample proportion in this case is 0.034. What is an approximate 95% confidence interval for the population proportion who accepted a job in a new city, state, or country (______,_______)?
A random sample of n = 1000 voters is taken and 650 of those surveyed indicate...
A random sample of n = 1000 voters is taken and 650 of those surveyed indicate that they like pizza. What is the value of the sample proportion of those who like pizza? Provide a 95% confidence interval estimate of the proportion of individuals in the population who like pizza. Interpret your results.
In a simple random sample of 500 freshman students, 276 of them live on campus. You...
In a simple random sample of 500 freshman students, 276 of them live on campus. You want to claim that majority of college freshman students in US live on campus. A) Are the assumptions for making a 95% confidence interval for the true proportion of all college freshman students in the United States who live on campus satisfied? yes/no? B) What is the sample proportion? C.) A 95% confidence interval for the actual proportion of college freshman students in the...
A college registrar wants to estimate the proportion of all students at the college who are...
A college registrar wants to estimate the proportion of all students at the college who are dissatisfied with the online registration procedure. What is the most conservative estimate of the minimum sample size that would limit the margin of error to be within 0.045 of the population proportion for a 95% confidence interval?
A professor surveyed a random sample of 63 students about whether they planned to take an...
A professor surveyed a random sample of 63 students about whether they planned to take an optional final exam for the course. Of the 63 students surveyed, 47 indicated that they planned to take the exam. (a) Compute the necessary sample size for estimating p to within .2 with 95% confidence. Use the sample proportion for this problem. (b) Construct and interpret a 98% confidence interval for p, the true proportion of students who plan to take the final exam....
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT