Why Does a Shapiro-Wilk Test Sometimes Conclude That the Data

question 7

Multiple Choice

Why does a Shapiro-Wilk test sometimes conclude that the data are not normally distributed (i.e. significant) when a Kolmogorov-Smirnov test is non-significant?

• A) The Shapiro-Wilk test is more powerful.
• B) The Shapiro-Wilk test is less powerful.
• C) The Shapiro-Wilk test does not work well when there are a large number of cases.
• D) The Shapiro-Wilk test is a more conservative test.

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