Twenty-nine college students, identified as having a positive attitude about a certain presidential candidate, were asked to rate how trustworthy the face of the candidate appeared, as represented in their mental image of the candidate'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: 2.7 3.2 4.7 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 4.1 5.0 5.0 4.8 4.6 3.9 3.9 5.3 2.8 2.9 3.0 3.3 3.7 Give a 95% confidence interval for the mean rating. (Round your answers to two decimal places.)_____to______
Twenty-nine college students, identified as having a positive attitude about a certain presidential candidate, were asked to rate how trustworthy the face of the candidate appeared, as represented in their mental image of the candidate'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: 2.7 3.2 4.7 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 4.1 5.0 5.0 4.8 4.6 3.9 3.9 5.3 2.8 2.9 3.0 3.3 3.7 Give a 95% confidence interval for the mean rating. (Round your answers to two decimal places.)_____to______
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 23PPS
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Twenty-nine college students, identified as having a positive attitude about a certain presidential candidate, were asked to rate how trustworthy the face of the candidate appeared, as represented in their mental image of the candidate'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:
| 2.7 | 3.2 | 4.7 | 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 | 4.1 | 5.0 | 5.0 | 4.8 |
| 4.6 | 3.9 | 3.9 | 5.3 | 2.8 | 2.9 | 3.0 | 3.3 | 3.7 |
Give a 95% confidence interval for the mean rating. (Round your answers to two decimal places.)
_____to______
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