Statistics MCQs, Data Analysis, Stat Software
In SPSS (Statistical Packages for Social Sciences) split file option lets the user to splits the data into separate groups for analysis based on the values of one or more grouping variables. If user select multiple grouping variables, the cases are grouped by each variable within categories of the preceding …
In this post, a discussion about diagnostics for a Leverage Influential point and outlier will be made. In a regression analysis, certain observations may play a role in influencing the outcomes of the fitted model and its estimates. These observations may be classified as outliers, leverage, and influential points. Outliers, …
The Online sampling Quiz with Answers is about the Basics of Sampling and Sampling Distributions. It will help you understand the basic concepts of sampling methods and distributions. This Sampling Quiz will help the students prepare for different exams related to education or jobs. Most of the MCQs on this …
The post covers the Type I and Type II Errors examples. Hypothesis testing helps us to determine whether the results are statistically significant or occurred by chance. Hypothesis testing is based on probability, therefore, there is always a chance of making the wrong decision about the null hypothesis (a hypothesis …