Help finding the confidence interval

Statistics
Tutor: None Selected Time limit: 1 Day

A psychologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others. On a questionnaire designed to measure empathy, the mean score for the general population is 60.03. Random sampling of 25 scores obtained from individuals who were bullied yielded a mean of 90.5 and a standard deviation of 16.51.

Calculate the 99% confidence interval.


For this question, what is the value that is below or less than ยต?

Jun 15th, 2015

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mean score is 60.03

25 people their mean is 90.5 and standard deviation is 16.51

calculate the 99% confidence interval

(90.5-60.03)

=29.47

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Jun 15th, 2015

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Jun 15th, 2015
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Jun 15th, 2015
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