A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 935 and x = 548 who said "yes." Use a 90% confidence level. Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. .601 (Round to three decimal places as needed.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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**Instructions:**

Use the sample data and confidence level given below to complete parts (a) through (d).

A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, \( n = 935 \) and \( x = 548 \) who said "yes." Use a 90% confidence level.

[Icon representing a table of z scores, suggesting a clickable element that opens the table.]

---

**Task:**

a) Find the best point estimate of the population proportion \( p \).

**Solution:**

.601

*(Round to three decimal places as needed.)*
Transcribed Image Text:**Instructions:** Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, \( n = 935 \) and \( x = 548 \) who said "yes." Use a 90% confidence level. [Icon representing a table of z scores, suggesting a clickable element that opens the table.] --- **Task:** a) Find the best point estimate of the population proportion \( p \). **Solution:** .601 *(Round to three decimal places as needed.)*
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Follow-up Question
Use the sample data and confidence level given below to complete parts (a) through (d).
A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll,
n = 935 and x = 548 who said "yes." Use a 90% confidence level.
Click the icon to view a table of z scores.
a) Find the best point estimate of the population proportion p.
.586
(Round to three decimal places as needed.)
b) Identify the value of the margin of error E.
E=
(Round to three decimal places as needed.)
Transcribed Image Text:Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 935 and x = 548 who said "yes." Use a 90% confidence level. Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. .586 (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E= (Round to three decimal places as needed.)
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