What exactly is an Anderson-Darling test? Testing for normality is often the first step in analyzing your data. Many statistical tools you might use have normality as an underlying assumption. If you ...
Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA Society committee, and has a degree in accounting and finance from DePaul University. Vikki Velasquez is a researcher and writer who has ...
A one-tailed test checks whether a sample mean is higher or lower than the population mean. The one-tailed test gets its name from testing the area under one of the tails (sides) of a normal ...
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