In Order to Integrate the Results from Multiple Studies Meta-Analyses

question 46

Multiple Choice

In order to integrate the results from multiple studies meta-analyses involve the calculation of:

• A)standard differences.
• B)levels of significance.
• C)effect sizes.
• D)the influence of outliers.

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Definitions:

Parameters Estimated

Quantitative values derived from statistical modeling used to represent characteristics of a population based on sample data.

Normal Population

A population distribution that follows a normal (Gaussian) curve, where all measures of central tendency (mean, median, and mode) are equal and most of the data falls close to the mean.

Significance Level

A threshold in hypothesis testing that determines the probability of rejecting a true null hypothesis, usually denoted as alpha (α).

Chi-squared Test

An analytical tool designed to assess if the observed frequencies differ significantly from those that were expected in one or more categories.