Visually Inspecting the Distribution of Reference Values Can Provide a Safeguard

question 6

Multiple Choice

Visually inspecting the distribution of reference values can provide a safeguard against misinterpretation of statistical methods,and it may provide valuable information about the data.Which of the following observations might represent erroneous values?

• A) Skewed distributions
• B) Outlier values
• C) Partition criteria
• D) Bimodal distributions

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Definitions:

Confidence Level

It describes the degree of certainty associated with a statistical estimate or range, typically expressed as a percentage, indicating how likely it is that the true value lies within a specified interval.

Confidence Interval

A range of numbers, derived from statistical analyses of samples, likely to possess the value of a population parameter that remains unknown.

Confidence Interval

A range of values derived from sample statistics that is likely to contain the value of an unknown population parameter.

Sample Mean

The average of a set of numerical values taken from a sample, intended to estimate the population mean.