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Searched for: Statistical Topic is Statistical Inference and Techniques -- One Numerical Variable Methods
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View Resource Techniques for Statistical Analysis

This calculator lets users perform various statistical analyses on their own data. First, select the function you would like to perform from the drop down menu on the left. Choices are ANOVA, Regression & Correlation, Confidence & Prediction Intervals, Hypothesis Testing, Parameter Estimation, Non-Parametric Analysis, and Analysis of Categorical Data. Then, enter your values in the table under...
View Resource The Student T Test for One Sample

This calculator computes the t-statistic, degrees of freedom (DF), and p-value for the Student's t Test for pairwise differences. The user inputs either the pairs or the differences in the pairs. The null hypothesis is that the mean difference of the pairs is zero.
View Resource **Statistics Every Writer Should Know

This site provides an introduction to basic statistical concepts for journalists and writers with little math background. Key Words: Mean; Median; Percent Changes; Per capita; Rates; Standard Deviation; Normal Distribution; Margin of Error; Confidence Interval; Data Analysis; Sample Sizes; Statistical Tests; Student's T.
View Resource On-Line T-Table

This page provides a t-table with degrees of freedom from 1 to 30, and 40, 50, 60, 80, 100, 1000, and infinity. Probabilities are from .25 to .0005. Instructions are also provided.
View Resource Statistics Tools

This collection of calculators allows users to perform a number of statistical applications. Each provides background on the procedure and an example. Users can compute Descriptive Statistics and perform t-tests, Chi-square tests, Kolmogorov-Smirnov tests, Fisher's Exact Test, contingency tables, ANOVA, and regression.
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