Events happening in the course of the experiment

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Reference no: EM131668292

1. All of the following hypotheses are well-written EXCEPT: a) H10: There is no relationship between the use of EHRs and the size of a physician practice. b) H1A: The larger the physician practice, the greater the use of EHRs c) H2A: The larger the physician practice, the greater the interest in the use of EHRs. d) H2B: The utilization of EHRs in a physician practice depends upon the physician’s interest in decision support (DS) technologies.

2. Increases in survival time for patients with cancer, reduction of pressure sores in patients using a wheelchair, decrease in the number of adverse events in healthcare facilities that utilize a computerized physician order entry system (CPOE) are all examples of: a) independent variables b) history c) maturation d) dependent variables

3. It is sometimes difficult for the researcher to prove that the specific independent variable caused the dependent variable without any interference from other factors or events. This is one example of problems with: a) maturation b) randomization c) internal validity d) external validity

4. Events happening in the course of the experiment that could impact the results are called: a) maturation b) testing c) instrumentation d) history.

Reference no: EM131668292

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