c)A presidential of staff's club hired a public relations firm to conduct a poll to seewhether he faces a gender gap with his staff. That is, he wants to know whethergender is related to how a voter feels about him as a president. The poll asked 800men and 750 women how they felt about the president. The responses are shown inTable 2. Perform a chi-square test to determine whether this president faces a gendergap. Useα = 0.05MenWomenStronglysupportpresident325258Table 2: Presidential survey's responseStronglyopposepresident151241Undecided324251

The objective is to test whether Gender is related to how a voter feels about the president.…

Answered: c) A presidential of staff's club hired…

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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600 students at Drew High School were surveyed. 269 of them were males. 455 of the students' wear jewelry, and 300 of the students that wear jewelry are females. 1. Draw a Venn diagram and label the data.
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Twenty-nine college students, identified as having a positive attitude about Mitt Romney as compared to Barack Obama in the 2012 presidential election, were asked to rate how trustworthy the face of Mitt Romney appeared, as represented in their mental image of Mitt Romney’s face. Ratings were on a scale of 0 to 7, with 0 being “not at all trustworthy” and 7 being “extremely trustworthy.” Here are the 29 ratings: 2.6 3.2 3.7 3.3 3.4 3.6 3.7 3.8 3.9 4.1 4.2 4.9 5.7 4.2 3.9 3.2 4.5 5.0 5.0 4.6 4.6 3.9 3.9 5.3 2.8 2.6 3.0 3.3 3.7 a 95% confidence interval for the mean rating. Is there significant evidence at the 5% level that the mean rating is greater than 3.5 (a neutral rating)?
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