In a survey funded by the University of Washington School of Medicine, 830 of 1,000 adultSeattle residents said they did not believe they could come down with a sexually transmittedinfection (STI). Construct a 99% confidence interval estimating the proportion of adult Seattleresidents that do not believe they can contract an STI. Round the answers to three decimalplaces.Preliminary:a. Is it safe to assume that n < 5% of all residents in Seattle?O YesO Nob. Verify np (1 - p) > 10. Round your answer to one decimal place.np(1 - p) =Confidence Interval: What is the 99% confidence interval to estimate the populationproportion? Round your answer to three decimal places.

The provided information is as follows:The total number of Seattle residents said they did not…

Answered: In a survey funded by the University of…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

In a poll of 26 randomly selected students showed that 24.6% of the respondents believe in global warming. Based on the sample results, the margin of error E that corresponds to a 80% confidence level is equal to: O a. 0.17 O b. 0.14 O c. 0.11 O d. 0.22
A researcher surveyed college students in the United States on the typical amount of time each day that they spend interacting with different types of media (television, social media, Internet-connected devices, game consoles, etc.) The researcher found that the mean amount of time that college students spent watching television each day is 135 minutes with a 95% confidence interval of (105, 165). a. State the conclusion the researcher can make from this confidence interval. b. What is the margin of error for the confidence interval?
In a poll of 7 randomly selected students showed that 31.3 % of the respondents believe in global warming. Based on the sample results, the margin of error E that corresponds to a 95% confidence level is equal to: O a. 0.45 O b. 0.34 O c. 0.29 O d. 0.22
In a survey of 3242 adults aged 57 through 85 years, it was found that 82.9% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3242 subjects used at least one prescription medication? ____ (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. ____%<p<____% (Round to one decimal place as needed.) c. What do the results tell us about the proportion of college students who use at least one prescription medication? A. The results tell us that there is a 90% probability that the true proportion of college students who use at least one prescription medication is in the interval found in part (b). B. The results tell us that, with 90% confidence, the probability that a college student uses at least one prescription medication is in the interval found in part (b).…
In a survey of3313 adults aged 57 through 85 years, it was found that 88.6% of them used at least one prescription medication. a. How many of the 3313 subjects used at least one prescription medication? (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. (Round to one decimal place as needed.)
4.A prior study(by Pew Research 2021)found that 35 out of 50 randomly selected US adults between the ages of 18 to 29 use (or have used) Instagram. Construct a 99% confidence interval for the population proportion of US adults between the ages of 18 to 29 use (or have used) Instagram. (round to three decimal places) a.Identify the following: X, N, P b.Which distribution should you use for this problem? c.What is the corresponding critical value for a 99% confidence interval? d.Calculate the margin of error (3 decimal places) e.Construct a 99% confidence interval f. Interpret the interval.
TV advertising agencies face increasing challenges in reaching audience members because viewing TV programs via digital streaming is gaining in popularity. A poll reported that 80% of 2367 American adults surveyed said they have watched digitally streamed TV programming on some type of device. a. Calculate and interpret a confidence interval at the 95% confidence level for the proportion of all adult Americans who watched streamed programming up to that point in time. )
A center for education statistics reported that 49% of college students work to pay for tuition and living expenses. Assume that a sample of 450 college students was used in the study. A. Provide a 95% confidence interval for the population proportion of college students who work to pay for tuition and living expenses. (Round your answers to four decimal places.) _____ to _____ B. Provide a 99% confidence interval for the population proportion of college students who work to pay for tuition and living expenses. (Round your answers to four decimal places.) _______ to _____
Find the margin of error and 95% confidence interval for the following study. A survey of 1857 adults found that 81% of those surveyed support background checks for private and gun show sales. Margin of error = % (Type an integer or decimal rounded to one decimal place as needed.)

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS