The True Parameter Mean May Be Predicted by Using

question 119

Multiple Choice

The true parameter mean may be predicted by using

• A) either hypothesis testing or known variance values
• B) either hypothesis testing or interval estimation
• C) either interval estimation or its opposite, confidence intervals
• D) none of these

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Definitions:

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.

Type II Error

The statistical error that occurs when a test fails to reject a false null hypothesis, also known as a "false negative" finding.

Beta (β)

In statistics, the probability of making a Type II error, or failing to reject a false null hypothesis.