A random sample of n₁ = 213 people who live in a city were selected and 91 identified as a "dog person." A random sample of n₂ = 120 people who live in a rural area were selected and 67 identified as a "dog person." Find the 90% confidence interval for the difference in the proportion of people that live in a city who identify as a "dog person" and the proportion of people that live in a rural area who identify as a "dog person." Round answers to to 4 decimal places.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A random sample of \( n_1 = 213 \) people who live in a city were selected and 91 identified as a "dog person." A random sample of \( n_2 = 120 \) people who live in a rural area were selected and 67 identified as a "dog person." Find the 90% confidence interval for the difference in the proportion of people that live in a city who identify as a "dog person" and the proportion of people that live in a rural area who identify as a "dog person."

Round answers to 4 decimal places.

\[
\Box < p_1 - p_2 < \Box
\]
Transcribed Image Text:A random sample of \( n_1 = 213 \) people who live in a city were selected and 91 identified as a "dog person." A random sample of \( n_2 = 120 \) people who live in a rural area were selected and 67 identified as a "dog person." Find the 90% confidence interval for the difference in the proportion of people that live in a city who identify as a "dog person" and the proportion of people that live in a rural area who identify as a "dog person." Round answers to 4 decimal places. \[ \Box < p_1 - p_2 < \Box \]
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