What Is the 95% Confidence Interval Width for a Sample

question 33

Multiple Choice

What is the 95% confidence interval width for a sample with a mean of 50 and a standard deviation of 14 based on 75 observations?

• A) (44.13, 55.87)
• B) (46.83, 53.17)
• C) (40.67, 59.32)
• D) (48.22, 51.78)

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Definitions:

Comprehensive Metabolic Panel

A blood test that measures your sugar (glucose) level, electrolyte and fluid balance, kidney function, and liver function.

Quantitative Glucose Test

A diagnostic test that measures the precise amount of glucose in a person's blood.

Fraudulent Coding

Involves incorrect or deceptive medical coding practices intended to unjustly increase reimbursement from healthcare payers.

Code Linkage

Analysis of the connection between diagnostic and procedural information in order to evaluate the medical necessity of the reported charges. This analysis is performed by insurance company representatives.