How to find outliers in easy steps. Hundreds of videos on elementary stats plus homework help forum. Statistics made simple. Always free!
Examples of qualitative data You’ve most likely used qualitative data today. This type of data is found in your everyday work and in statistics all over the web. Here are some examples of qualitative data in descriptions, research, work, and statistics. Qualitative data in descriptions Analys...
nor do they provide any quantitative information. The definition of nominal in statistics is “in name only.” This definition indicates how these data consist of category names—all you can do is name the group to which each observation belongs. Nominal and categorical data are synonyms, and...
In this blog post, you’ll learn about the different types of variables, what you can learn from them, and how to graph the values using intuitive examples. I also include links to more in-depth posts where I show you how to pick the correct statistical analyses based on the types of ...
Heiberger, RM, Holland, B (2004) Statistical analysis and data display: an intermediate course with examples in S-Plus, R, and SAS Springer texts in statistics. Springer, New YorkHeiberger, R. M., & Holland, B. (2004). Statistical analysis and data display . New York: Springer Texts ...
Statistics Definitions> Rescaling datais multiplying each member of adata setby aconstant termk; that is to say,transformingeach number x to f(X), where f(x) = kx, and k and x are bothreal numbers. Rescaling will change thespreadof your data as well as the position of your data point...
Even when a particular feature or attribute of an object is qualitative, such as chocolate for the cake or black for the cats, the inclusion of a number in the data set makes it a quantitative one, though this interplay is important for the study of statistics as it provides categories for...
12 Survey infographic examples with data visualization tips Highlight key statistics that you want readers to know Guide the order of how your data is read using directional cues Use color coded charts to compare similar data points Show the proportion of different responses using a stacked bar ch...
In your courses you will learn core concepts such as statistics, programming languages (Python/R), data manipulation, and visualization. Along the way, your mentor will provide clarity, resources, and examples to boost your understanding.
“I really like this book: those 100 interesting real data examples with the detailed R-scripts for producing beautiful graphical visualisation are particularly helpful for learning R graphics. I will use it as a main textbook for data visualization for my statistics course.” (Professor Qiwei Yao...