Direct Satellite Television It is believed that 25% of U.S. homes have a direct satellite television receiver. Round up your final answers to the next whole number. Part: 0/2 Part 1 of 2 How large a sample is necessary to estimate the true population of homes that have a direct satellite television receiver with 90% confidence and within 2 percentage points? n= X 3
Direct Satellite Television It is believed that 25% of U.S. homes have a direct satellite television receiver. Round up your final answers to the next whole number. Part: 0/2 Part 1 of 2 How large a sample is necessary to estimate the true population of homes that have a direct satellite television receiver with 90% confidence and within 2 percentage points? n= X 3
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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Question
![**Direct Satellite Television**
It is believed that 25% of U.S. homes have a direct satellite television receiver. Round up your final answers to the next whole number.
**Part: 0 / 2**
---
**Part 1 of 2**
How large a sample is necessary to estimate the true population of homes that have a direct satellite television receiver with 90% confidence and within 2 percentage points?
\[ n = \, [Input Box] \, [Delete Button] \, [Undo Button] \]
---
*Note: This text is designed to guide students through calculating the necessary sample size to estimate a population proportion with specified confidence and precision.*](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bc92d6f-8141-453b-b1aa-15dddf73f72d%2Fa78b6db9-d1bf-4ef2-8939-9389f5b87507%2Fpqz0yrb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Direct Satellite Television**
It is believed that 25% of U.S. homes have a direct satellite television receiver. Round up your final answers to the next whole number.
**Part: 0 / 2**
---
**Part 1 of 2**
How large a sample is necessary to estimate the true population of homes that have a direct satellite television receiver with 90% confidence and within 2 percentage points?
\[ n = \, [Input Box] \, [Delete Button] \, [Undo Button] \]
---
*Note: This text is designed to guide students through calculating the necessary sample size to estimate a population proportion with specified confidence and precision.*
![**Widows Study**
A recent study indicated that 34% of the 130 women over age 55 in the study were widows. Round up your answers to the next whole number for the following questions.
**Part: 0 / 2**
**Part 1 of 2**
How large a sample must you take to be 99% confident that the estimate is within 0.02 of the true proportion of women over age 55 who are widows?
\[ n = \] [ X ] [ ⟳ ]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bc92d6f-8141-453b-b1aa-15dddf73f72d%2Fa78b6db9-d1bf-4ef2-8939-9389f5b87507%2Fdbdnkar_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Widows Study**
A recent study indicated that 34% of the 130 women over age 55 in the study were widows. Round up your answers to the next whole number for the following questions.
**Part: 0 / 2**
**Part 1 of 2**
How large a sample must you take to be 99% confident that the estimate is within 0.02 of the true proportion of women over age 55 who are widows?
\[ n = \] [ X ] [ ⟳ ]
Expert Solution
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Since you have asked multiple question, we will solve the first question for you. If you want any specific question to be solved then please specify the question number or post only that question.
From the provided information,
Proportion (p̂) = 0.25
Confidence level = 90%
Margin of error = 0.02
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