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Quality assurance and quality control Questions with Correct Answers
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Quality assurance and quality control Questions with Correct Answers
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Quality assurance and quality control Questions withCorrect Answers
Quality assesment Correct Answer-Includes all action a laboratory takes
to measure and monitor performance of the laboratory processes
Quality assurance Correct Answer-Refers to all the process a laboratory
takes to ensure quality in test results
Quality control Correct Answer-Provides the tools to detect problems
early and prevent error from exceeding established quality requirements
Quality improvement Correct Answer-Process thag determine the cause
of the problem and provide input to eliminate the problem
External QC Correct Answer-Process by which laboratory uses an
outside unbiased source to verify the quality of patient results
Calibrator/Standard Correct Answer-Is a solution that contain a known
amount of an analyte and is used to calibrate an assay method
Controls Correct Answer-Are patient-like substances run alongside with
patient samples
Mean Correct Answer-Defined as the average of all the data points or
values
, Median Correct Answer-Defined as the middle data observed once the
data is arranged
Mode Correct Answer-Value that occurs with the greatest frequency
Range Correct Answer-Defined as the difference between the highest
and lowest value in a data set
Variance Correct Answer-Defined as the measurement of the average
squared distance of data points from the mean
Degrees of freedom Correct Answer-Defined as the number of
independent data points from the mean
Standard deviation Correct Answer-Defined as the square root of the
formula for variance. It is the measurement statistic that described the
average distance each data point in a normal distribution is from the
mean
Confidence interval Correct Answer-Defined as the limits between we
expect a specified portion of a population lie
Coefficient of variation (CV) Correct Answer-Is the standard deviation
expressed as a percentage of mean
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