Multiple choice six-sigma green-belt

____ tool is used to compare a sample mean to a specified value in Hypothesis testing

  1. 1 Sample t-Test

  2. 2 Sample t-Test

  3. Analysis Of Variance (ANOVA)

  4. Chi Square test
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A Correct answer
Explanation

The 1-Sample t-Test specifically compares a sample mean against a known or hypothesized value to determine if they differ significantly. 2-Sample t-Test compares two sample means, ANOVA compares multiple means, and Chi Square tests categorical data associations.

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