This topic is usually discussed in the context of academic teaching and less often in the “real world.” If you are brushing up on this concept for a statistics test, thank a psychologist researcher named Stanley Stevens for coming up with these terms. These four data measurement scales (...
Quantitative research is a scientific method of collecting numerical data to measure variables in the form of numbers or statistics. For example, a survey might conclude that 356 respondents out of a total of 500 (71.2%) were in favor of a new product feature. These numbers are concrete, and...
StatisticsNumericalCategoricalDichotomousThis first in the series on clinical research will focus on the basics of data – the types of data (with examples of a rheumatoid arthritis study) and how to numerically and graphically represent these. Knowing the types of data is indeed the first step ...
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...
Learn the 9 different infographic types with real examples to help you visualize data, simplify information, and boost engagement.
We are often interested in knowing if something is thecauseof another thing. Experimental studies are generally better than observational studies for investigating this, but usually require more effort. An observational study is when observe and gather data without changing anything. ...
Descriptive statistics play a pivotal role in succinctly summarizing data, uncovering patterns, and gaining dataset insights. However, they don’t delve into causation or prediction; they offer a snapshot of data attributes. Descriptive Statistics Formulas Let’s discuss the formulas of descriptive stat...
In data visualization, color plays a bigger role than just for decoration. Color can also be used as a tool to visualize information. Check out our guide tousing colors to communicate effectively. 2. Creative presentations to keep students engaged with a lesson ...
One-way ANOVA: This method is used when there is only one independent variable (factor) with multiple levels or groups. It tests if there is a significant difference in the means of the dependent variable across the different levels of the independent variable. One-way or two-way refers to...
A sample is used in statistics as an analytic subset of a larger population. Using samples allows researchers to conduct timely their studies with more manageable data. Randomly drawn samples do not have much bias if they are large enough, but achieving such a sample may be expensive and time...