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Tag: t-test

How do I choose the correct statistical test?

How do I choose the correct statistical test?

Choosing the correct statistical analysis is crucial for obtaining meaningful and valid results in a research study. Here are some steps to guide you in selecting the appropriate statistical analysis: Define Your Research Question: Clearly articulate your research question or hypothesis. The nature of your question will influence the type of statistical analysis needed. Questions generally fall into one of three types: descriptive, correlational/predictive and cause/effect or experimental. Understand Your Data: Examine the characteristics of your data, including the type…

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What is the Independent t-test?

What is the Independent t-test?

The independent t-test, also known as the two-sample t-test, is a statistical method used to compare the means of two independent groups to determine if there is a significant difference between them. It is commonly used in research and experimental studies to assess whether the means of two groups are statistically different from each other. The key assumptions of the independent t-test include: Normal Distribution: The data within each group should be approximately normally distributed. Homogeneity of Variances: The variances…

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