WorksheetsPretest 1. Statistics of Repeated Measurements
Total questions: 10
Worksheet time: 2mins
It is the extent to which results agree with one another.
Accuracy
Precision
Range
Repeatability
It is defined as the closeness of a result to the true value.
Accuracy
Precision
Mean
Standard
It is the term used when referring to the consistency between individual values amongst a set of replicate measurements performed by the same person, at the same time on the same sample, using the same method.
Reproducibility
Precision
Repeatability
Accuracy
It is the term used when referring to the consistency of a method as used by different analysts, laboratories, and/or over an extended time period.
Reproducibility
Repeatability
Accuracy
Precision
Precision is inherently related to the standard deviation of the repeated measurements.
True
False
It is the type of error that often results in a spread or dispersion of the measured values from the true value.
Random error
Systematic error
Gross error
It is the type of error that resulting in a bias of the measured values from the true value.
Random error
Systematic error
Gross error
Error has no sign and units.
True
False
Indeterminate errors are also called
Systematic errors
Random errors
Gross errors
It is an estimate of the error.
Uncertainty
Residuals
Mean
Precision
