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A survey of 2278 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 407 have donated blood in the past two years. Complete parts (a) through (c) below. (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. (Round to three decimal places as needed.) (b) Verify that the requirements tor constructing a confidence interval about p are satisfied. The sample Va simple random sample, the value of v is which is V 10, and the V less than or equal to 5% of the (Round to three decimal places as needed.) (c) Construct and interpret a 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. Select the correct choice below and fill in any answer boxes within your choice (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) O A. There is a % chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and O B. We are % confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and

A survey of 2278 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 407 have donated blood in the past two years. Complete parts (a) through (c) below. (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. (Round to three decimal places as needed.) (b) Verify that the requirements tor constructing a confidence interval about p are satisfied. The sample Va simple random sample, the value of v is which is V 10, and the V less than or equal to 5% of the (Round to three decimal places as needed.) (c) Construct and interpret a 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. Select the correct choice below and fill in any answer boxes within your choice (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) O A. There is a % chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and O B. We are % confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and

MATLAB: An Introduction with Applications
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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A survey of 2278 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 407 have donated blood in the past two years. Complete parts (a) through (c) below (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. (Round to three decimal places as needed.) (b) Verify that the requirements for constructing a confidence interval about p are satisfied. The sample Va simple random sample, the value of v is which is V 10, and the V less than or equal to 5% of the (Round to three decimal places as needed ) (c) Construct and interpret a 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. Select the correct choice below and fill in any answer boxes within your choice. (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) O A. There is a % chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and O B. We are % confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and
Transcribed Image Text:A survey of 2278 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 407 have donated blood in the past two years. Complete parts (a) through (c) below (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. (Round to three decimal places as needed.) (b) Verify that the requirements for constructing a confidence interval about p are satisfied. The sample Va simple random sample, the value of v is which is V 10, and the V less than or equal to 5% of the (Round to three decimal places as needed ) (c) Construct and interpret a 90% confidence interval for the population proportion of adults in the country who have donated blood in the past two years. Select the correct choice below and fill in any answer boxes within your choice. (Type integers or decimals rounded to three decimal places as needed. Use ascending order.) O A. There is a % chance the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and O B. We are % confident the proportion of adults in the country aged 18 and older who have donated blood in the past two years is between and
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