How to.

Calculate minimum sample size survey
How To Calculate Minimum Sample Size For A Survey Or Experiment
22 March 2025 | by Tim Bock

Discover how to determine the required sample size for customer feedback surveys and experiments.

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trump word cloud
How to Create a Color-Coded Word Cloud Using Sentiment Analysis (with Trump Tweets Example)
14 February 2025 | by Tim Bock

Learn how to create a color-coded Word Cloud based on sentiment to reveal the prominent words and their tone.

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cluster analysis missing data
5 Ways to Deal with Missing Data in Cluster Analysis
10 February 2025 | by Tim Bock

Explore strategies for cluster analysis missing data and discover effective methods to handle incomplete data sets.

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statistical significance trick
The Magic Trick that Highlights Interesting Results on Any Table
12 January 2025 | by Tim Bock

This post describes the single biggest time saving technique that I know about for highlighting significant results on a table. That is just one table that show...

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latent class analysis missing values
Clustering with Missing Values: Why Latent Class Analysis Is The Way
06 October 2024 | by Edward Pollitt

Most of the widely used cluster analysis algorithms can be highly misleading or can simply fail when most or all the observations have some missing values.

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free-form text illustration
How to Analyze Free-Form Text Data from Surveys with AI
15 February 2024 | by Tim Bock

Unlock the power of free-form text data analysis. Learn how to use coding, AI text analytics, and word clouds for survey text analysis.

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How to Calculate an Average Value from Categorical Data
How to Calculate an Average Value from Categorical Data
18 June 2018 | by Tim Ali

Traditionally, the primary statistic of interest for categorical data is the percentage of the cases in the data that fall into each category. However, there

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How to Enter Data from Paper Surveys?
How to Enter Data from Paper Surveys
29 March 2018 | by Mattias Engdahl

How to enter data from Paper Surveys. Displayr's Matt Engdahl explains the process in a step by step guide.

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Automatic Data Checking: Let Your Analytics Package Do Your Dirty Laundry for You
16 October 2017 | by Matt Steele

Data checking is a bore (and a step we skip at our peril!). The laundry-list of data checking tasks can be seemingly endless: identifying bogus respondents,

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