Statistical Inference Is the Process of Estimating Population Parameters from Sample

question 55

Multiple Choice

Statistical inference is the process of estimating population parameters from sample statistics.

• A)known; known
• B)known; unknown
• C)unknown; unknown
• D)unknown; known

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Definitions:

Critical Value

A point on the test distribution that is compared with the test statistic to determine whether to reject the null hypothesis.

Alpha

The level of significance in statistical testing, representing the probability of rejecting the null hypothesis when it is actually true.

Standard Error

A statistical measure that estimates the accuracy with which a sample distribution represents a population by using standard deviation and sample size.

Significance Level

A threshold in hypothesis testing that determines whether an observed effect is statistically significant.