A sociologist develops a test to measure attitudes about public transportation, and 27 randomly subjects are given the test. Their average score is 76.2 and their standard deviation is 21.4. Construct the 95% confidence interval for the mean score of all such subjects. Also find the margin of error. Round your answers to 3 decimal places. Group of answer choices (67.734,84.666), margin of error=8.466 (66.745,85.655), margin of error=9.455 (0.178,0.377), margin of error=0.101 (69.176,83.224), margin of error=7.024 (0.248,0.463), margin of error=0.108

MATLAB: An Introduction with Applications
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A sociologist develops a test to measure attitudes about public transportation, and 27 randomly subjects are given the test. Their average score is 76.2 and their standard deviation is 21.4. Construct the 95% confidence interval for the mean score of all such subjects. Also find the margin of error. Round your answers to 3 decimal places.
Group of answer choices
(67.734,84.666), margin of error=8.466
(66.745,85.655), margin of error=9.455
(0.178,0.377), margin of error=0.101
(69.176,83.224), margin of error=7.024
(0.248,0.463), margin of error=0.108
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