A Paired Sample Study Has Been Conducted to Determine Whether

question 19

Multiple Choice

A paired sample study has been conducted to determine whether two populations have equal means. Twenty paired samples were obtained with the following sample results: Based on these sample data and a significance level of 0.05, what conclusion should be made about the population means?

• A) Because t = 5.06 > 2.0930, reject the null hypothesis.
• B) Because t = 3.41 > 2.0930, reject the null hypothesis.
• C) Because t = 1.82 < 2.0930, do not reject the null hypothesis.
• D) Because t = 2.02 < 2.0930, do not reject the null hypothesis.

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Definitions:

Electronic Health Records

Digital version of patients' paper charts that contain a patient's medical history, diagnoses, medications, treatment plans, immunization dates, allergies, radiology images, and laboratory and test results.

Maintenance Cost

The expense incurred to keep an item in good condition and working order.

EHR System

Electronic Health Records System; digital version of patients' paper charts, making information available instantly and securely to authorized users.

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A healthcare professional who is employed or engaged to offer medical services for the standard full-work-week duration, typically considered to be at least 40 hours.