Question

A 2004 Gallup survey interviewed a nationally representative random sample of 500 teenagers aged 13 to...

A 2004 Gallup survey interviewed a nationally representative random sample of 500 teenagers aged 13 to 17; 51 acknowledged having smoked in the past week. (a) What parameter are we interested in? n, the number of teenagers in the sample p, the proportion of the U.S. population who are aged 13 to 17 p, the proportion of teenagers aged 13 to 17 who acknowledge having smoked in the week before their interview n, the number of people who smoke Correct: Your answer is correct.

(b) Give the numerical value of the point estimate for this parameter. (Use 3 decimal places)

(c) Calculate a 95% confidence interval for the parameter. ( , ) (Use 3 decimal places)

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
A 2004 Gallup survey interviewed a nationally representative random sample of 550 teenagers aged 13 to...
A 2004 Gallup survey interviewed a nationally representative random sample of 550 teenagers aged 13 to 17; 60 acknowledged having smoked in the past week. (b) Give the numerical value of the point estimate for this parameter. (Use 3 decimal places) (c) Calculate a 95% confidence interval for the parameter. (  ,  ) (Use 3 decimal places)
home / study / math / statistics and probability / statistics and probability questions and answers...
home / study / math / statistics and probability / statistics and probability questions and answers / a 2004 gallup survey interviewed a nationally representative random sample of 500 teenagers ... Question: A 2004 Gallup survey interviewed a nationally representative random sample of 500 teenagers aged ... A 2004 Gallup survey interviewed a nationally representative random sample of 500 teenagers aged 13 to 17; 51 acknowledged having smoked in the past week. (a) What parameter are we interested in? n,...
Smartphones: A poll agency reports that 32% of teenagers aged 12-17 own smartphones. A random sample...
Smartphones: A poll agency reports that 32% of teenagers aged 12-17 own smartphones. A random sample of 100 teenagers is drawn. Round your answers to at least four decimal places as needed. (d) Find the probability that the proportion of the sampled teenagers who own a smartphone is between 0.29 and 0.35. The probability that the proportion of the sampled teenagers who own a smartphone is between 0.29 and 0.35 is?
Close Friends: The 2004 General Social Survey (GSS) interviewed a random sample of adult Americans. For...
Close Friends: The 2004 General Social Survey (GSS) interviewed a random sample of adult Americans. For one question the interviewer asked: “From time to time, most people discuss important matters with other people. Looking back over the last six months – who are the people with whom you discussed matters important to you? Just tell me their first names or initials.” The interviewer then recorded how many names or initials the respondent mentioned. Results are tallied in the following table:...
1.The sample mean is an unbiased estimator for the population mean. This means: The sample mean...
1.The sample mean is an unbiased estimator for the population mean. This means: The sample mean always equals the population mean. The average sample mean, over all possible samples, equals the population mean. The sample mean will only vary a little from the population mean. The sample mean has a normal distribution. 2.Which of the following statements is CORRECTabout the sampling distribution of the sample mean: The standard error of the sample mean will decrease as the sample size increases....