? QuestionBased on survey results, the proportion of U.S. adultswho use the Internet on a daily basis is .37. This pointestimate would be unbiased and most accurate if thesurvey was based on:O A random sample of 1,000 U.S. adults.A random sample of 2,500 U.S. adults.O A random sample of 1,000 college students.A random sample of 2,500 college students.

The objective of the question is to identify which sample would provide the most accurate and…

Answered: ? Question Based on survey results, the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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if the 90% Ci for the population mean is (-1, 4.4) what is the sample mean a. can't be found b. 2.7 c. 5,40 d. 1.7
Consider a sample with data values of 27, 25, 20, 15, 30, 34, 28, and 25. Compute the 19th, 24th, 65th, and 75th percentiles. If needed, round your answers to two decimal digits. Percentile Value 19% 24% 65% 75%
Which of the following is NOT a voluntary response sample? Choose the correct answer below. OA. A survey is taken at a mall by asking passersby if they will fill out the survey. OB. A local dentist asks her patients to fill out a questionnaire and mail it back to determine the quality of the care received during an office visit. OC. A radio station asks for call-in responses to a question concerning city recycling. O D. Quiz scores from a college level statistics course are analyzed to determine student progress.
1. Explain the differences between a sample and a population.
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Help. a. About what percent of women in North Arerica are between 58 and 68.5 inches tall? b. About what percent of women in North America are less than 65 inches tall? c. In what range do the middle 99.7% of women's height lie? d. About what percent of women in North America are at least 61.5 inches tal?
Find the population mean or sample mean as indicated. Population: 6, 9, 3, 12, 14, 16 O A. x=11 OB. x= 12 O C. µ= 13 ΟD. μ= 10
advocacy organization surveys 966 citizens of country A and 186 of them reported being born in another country. Similarly, 177 out of 1213 citizens of country B reported being foreign-born. The researchers want to test if the proportions of foreign born are the e in country B as in country A. Complete parts a through c below. What is the difference in the sample proportions, p, - p2, of foreign born residents from both countries? Assume p, is the proportion of foreign born residents from country A and p, is the proportion of foreign born residents from country B. difference in the sample proportions, p1-P2, is und to three decimal places as needed )
The set of all possible values of a sample statistic is called a A. simple random sample. B. point estimate. C. census. D. sampling distribution.
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