Using the Z-Table (Table E), Find the Critical Value (Or

question 29

Multiple Choice

Using the z-table (Table E) , find the critical value (or values) for an left-tailed test.

• A)-2.1444
• B)-1.4051
• C)-0.9945
• D)-0.4973

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Definitions:

Type I Error

A Type I Error occurs when a true null hypothesis is incorrectly rejected, often referred to as a "false positive."

Type II Error

A statistical error made when failing to reject a false null hypothesis, also known as a false negative.

Null Hypothesis

is a default hypothesis that there is no significant difference or effect.

Alternative Hypothesis

The alternative hypothesis proposes that there is a statistically significant difference between data sets or effects, contrary to the null hypothesis.