Data Collection & Analysis

A research method focused on understanding meaning, experiences, or concepts through non-numerical data (e.g., interviews, observations, open-ended questions)

A technique used to determine the sample size needed to detect an effect of a certain size with a given level of confidence.

A statistical measure that indicates the probability that the observed results occurred by chance. A p-value less than 0.05 is typically considered statistically significant.

A qualitative research method that focuses on individuals’ stories and personal experiences as a way to understand how they make sense of the world.

The number or value that appears most frequently in a data set.

A statistical technique that combines the results of multiple studies on the same topic to produce a single, more robust conclusion.

The middle value in a list of numbers arranged in order. Half the values are above, and half are below the median.

The average value in a set of numbers, calculated by summing all values and dividing by the number of values.

The process of examining data in detail to discover patterns, trends, or relationships and draw conclusions.

A computerized system used to collect, manage, and store data in clinical trials, replacing traditional paper forms.