Use the Following Sample Data to Answer the Next Questions

question 4

Essay

Use the following sample data to answer the next questions. Tracking
misdiagnoses by Emergency Room doctors, a sample of 200 patients revealed that
45 patients were misdiagnosed with indigestion instead of a heart attack. Use the
Sign test with a .05 significance level to test the claim that physicians correctly
diagnose a majority of heart attacks.
-State a conclusion about the null hypothesis and a final conclusion that addresses the original claim.

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Definitions:

Well-Learned Tasks

Skills or activities that have been practiced to a point of high proficiency, often performed automatically or with little conscious thought.

Individual Performance

Refers to the execution of tasks and duties by a single person in any given context, including work, school, or sports.

Social Facilitation

The tendency for individuals to perform differently when in the presence of others than when alone, typically improving on simple tasks.

Well-Learned Tasks

Activities or processes that have been practiced to the extent that they can be performed automatically with little conscious thought.