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CHDA LATEST STUDY GUIDEUPDATE(FULLY SOLVED ).
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CHDA LATEST STUDY GUIDEUPDATE(FULLY SOLVED ).
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CHDA LATESTSTUDY
GUIDEUPDATE(F
ULLY SOLVED )
Alpha level - answer The level of Type I error that is
deemed acceptable based on context in statistical
hypothesis testing. See Type I error.
Alternative hypothesis - answer The complement of
the null hypothesis that is to be tested using the
appropriate statistical test. This hypothesis
typically requires some action to be taken.
Ambulatory payment classification (APC) - answer
The payment unit used in the hospital outpatient
prospective payment system (OPPS). The
classification is a resource-based reimbursement
system.
,Analysis - answer Reviewing and summarizing data
for use in decision making.
Analysis of variance - answer The statistical tool
used to compare more than two population means.
The null hypothesis tests that all of the population
means are equal.
Auditing - answer "The performance of internal and
external reviews (audits) to identify variations
from established baselines (for example, review of
outpatient coding as compared with CMS
outpatient coding guidelines)."
Balanced design - answer An experimental design
where the number of subjects in each sample are
the same for all populations sampled. The term is
relevant when performing an analysis of variance
or a two sample t-test.
Bell curve - answer The shape of the normal
distribution. The bell pealcs at the average and
slopes down on both sides symmetrically.
Binomial variable - answer "A variable that talces
only two values (such as yes or no; alive or dead).
The probability of a yes or no is constant across all
, of the subjects, and the outcome of each subject is
independent of the others."
Case Mix Index (CMI) - answer "The average
relative weight of all cases treated at a given
facility or by a given physician, which reflects the
resource intensity or clinical severity of a specific
group in relation to the other groups in the
classification system; calculated by dividing the
sum of the weights of diagnosis-related groups for
patients discharged during a given period by the
total number of patients discharged."
Centers for Medicare and Medicaid Services (CMS)
- answer "The division of the Department of Health
and Human Services that is responsible for
developing healthcare policy in the United States,
for administering the Medicare program and the
federal portion of the Medicaid program, and
maintaining the procedure portion of the
International Classification of Diseases, ninth
revision, Clinical Modification (ICD-9-CM) and
International Classification of Diseases, tenth
revision, Procedure Coding System (ICD-10-PCS);
called the Health Care Financing Administration
(HCFA) prior to 2001."
Chi squared test - answer A statistical test that is
used to test for relationships between categorical
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