**Transcription:**Out of 300 people sampled, 186 preferred Candidate A. Based on this, estimate what proportion of the voting population (*p*) prefers Candidate A.Use a 90% confidence level, and give your answers as decimals, to three places.\[ \_\_\_ < p < \_\_\_ \]**Diagram Description:**The image includes a cartoon illustration of a person standing at a podium, with arms raised. Two signs with the word "VOTE" are held up, one in red and one in blue. This illustrates a common theme associated with voting and election campaigns. Out of 200 people sampled, 152 preferred Candidate A.Based on this, find a 90% confidence level for the true proportion of the voting population (p) preferring Candidate A.Give your answers as decimals, to three places.\[ \_\_\_ < p < \_\_\_ \]

Given that, x=186,n=300 The sample proportion is, Critical values: By using the standard normal table of Z, the critical value at 90% confidence level for two tailed test is The 90% confidence interval for the true proportion of the voting population prefers candidate A is,Given that, x=152,n=200 The sample proportion is, Critical values: By using the standard normal table of Z, the critical value at 90% confidence level for two tailed test is The 90% confidence interval for the true proportion of the voting population prefers candidate A is,

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VOTE VOTE VOTE Out of 300 people sampled, 186 preferred Candidate A. Based on this, estimate what proportion of the voting population (p) prefers Candidate А. Use a 90% confidence level, and give your answers as decimals, to three places.

VOTE VOTE VOTE Out of 300 people sampled, 186 preferred Candidate A. Based on this, estimate what proportion of the voting population (p) prefers Candidate А. Use a 90% confidence level, and give your answers as decimals, to three places.

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

**Transcription:**

Out of 300 people sampled, 186 preferred Candidate A. Based on this, estimate what proportion of the voting population (*p*) prefers Candidate A.

Use a 90% confidence level, and give your answers as decimals, to three places.

\[ \_\_\_ < p < \_\_\_ \]

**Diagram Description:**

The image includes a cartoon illustration of a person standing at a podium, with arms raised. Two signs with the word "VOTE" are held up, one in red and one in blue. This illustrates a common theme associated with voting and election campaigns.

Out of 200 people sampled, 152 preferred Candidate A.

Based on this, find a 90% confidence level for the true proportion of the voting population (p) preferring Candidate A.

Give your answers as decimals, to three places.

\[ \_\_\_ < p < \_\_\_ \]

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