The services that we offer include: Edit your research questions and null/alternative hypotheses, Write your data analysis plan; specify specific statistics to address the research questions, the assumptions of the statistics, and justify why they are the appropriate statistics; provide references, Justify your sample size/power analysis, provide references, Explain your data analysis plan to you so you are comfortable and confident, Two hours of additional support with your statistician, Quantitative Results Section (Descriptive Statistics, Bivariate and Multivariate Analyses, Structural Equation Modeling, Path analysis, HLM, Cluster Analysis), Conduct descriptive statistics (i.e., mean, standard deviation, frequency and percent, as appropriate), Conduct analyses to examine each of your research questions, Provide APA 6th edition tables and figures, Ongoing support for entire results chapter statistics, Please call 727-442-4290 to request a quote based on the specifics of your research, schedule using the calendar on t his page, or email [email protected], Research Question and Hypothesis Development, Conduct and Interpret a Sequential One-Way Discriminant Analysis, Two-Stage Least Squares (2SLS) Regression Analysis, Meet confidentially with a Dissertation Expert about your project. Statistical formulas are used to calculate values related to statistical concepts or analyses. Intellectus allows you to conduct and interpret your analysis in minutes. Definition of Quartiles, Five number summary, and Boxplot ], Area of square or rectangle: length × width, Perimeter of squares and rectangles: (length × 2) + (width × 2), Cylinder volume:  πr2h (where r = radius and h = height). However, this sheet may not be electronically reproduced or posted on online forums or document-sharing platforms. The symbol ‘n,’ represents the total number of individuals or observations in the sample. Don't see the date/time you want? (adsbygoogle = window.adsbygoogle || []).push({}). Slope-intercept formula: y = mx + b ( where m = slope; b = y intercept; and x and y are points on the graph), Horizontal line: y =  h  [h is any constant value], Vertical line: x = v  [v is any constant value], Point-slope formula: (y – y1) = m(x – x1). List of common statistics formulas (equations) used in descriptive statistics, inferential statistics, and survey sampling. Includes links to web pages that explain how to use the formulas, including sample problems with solutions. The population variance is the square of the population standard deviation and is represented by: The symbol ‘σ2’ represents the population variance. Exam SAM Study Aids & Media.All rights reserved. Use the degrees stated for the given angle to calculate chord length. Perpendicular lines: The slopes of perpendicular lines are negative reciprocals. The official provider of online tutoring and homework help to the Department of Defense. Click the link below to create a free account, and get started analyzing your data now! The term ‘sqrt’ used in this statistical formula denotes square root. The term population mean, which is the average score of the population on a given variable, is represented by: The symbol ‘μ’ represents the population mean. Check Eligibility. Here we will discuss common formulas and what they stand for. ACT is a trademark of ACT, Inc, which is not affiliated with nor endorses this website. A helpful scientific calculator that runs in your web browser window. Tutor.com is now part of The Princeton Review! Arcs: Arc length is a partial distance along the outside of a circle.

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