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Marissa Duvall

Marissa Duvall

About Marissa Duvall

    Dr. Marissa Duvall holds a PhD in Statistics and specializes in quantitative data analysis for students at all academic levels. With expertise in hypothesis testing, regression analysis, and structural equation modeling (SEM) using SPSS, SPSS-AMOS, R, Python, and Stata, she has successfully guided over 400 students in analyzing and interpreting their research data.

    Recent Articles

    Tips for Getting Good Grades in SPSS Assignments

    SPSS (Statistical Package for the Social Sciences) is one of the most widely used tools for analyzing data in academic…

    Sample Size Calculator: Slovin’s, Cochran’s & Yamane’s (All-in-One)

    Determining the right sample size is important in research and surveys. A small sample may not reflect the real situation,…

    Types of Sampling Techniques in Research

    Sampling is the process of selecting a small group of people, items, or data from a larger population. It helps…

     
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