Blog Topic: Jeff Sauro, PhD

Feature image: UX and NPS Benchmarks of Office Supply Websites (2023)

UX and NPS Benchmarks of Office Supply Websites (2023)

May 16, 2023

When people need office supplies, they’re unlikely to use Dunder Mifflin; instead, they’ll search online. But like the fictional paper supply company, many well-known office-supply brands (some with physical stores) have struggled to compete with Amazon and haven’t recovered from the impacts of COVID policies on in-person work. In 2019, Office Depot closed 50 stores,

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Sample Sizes for Rating Scale Confidence Intervals

May 9, 2023

Sample size computations can seem like an art. Some assumptions are involved when computing sample sizes, but it should be more math than magic. A key ingredient needed to cook up a sample size estimate is the standard deviation. You need yeast to make bread, and you need a measure of variability to make an

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Initial Validation of Tech-Savvy Measures

May 2, 2023

How do you measure tech savviness? For several years (since 2015), we’ve been on a mission to develop a valid and practical measure. In our earlier articles, we have Reviewed the literature. We reviewed the literature on tech-savvy measures and found three key approaches to measuring tech-savviness by assessing (1) what a person knows, (2)

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How to Estimate the Standard Deviation for Rating Scales

April 25, 2023

The standard deviation is the most common measure of variability. It’s less intuitive than measures of central tendency such as the mean, but it plays an essential role in analysis and sample size planning. The standard deviation is a key ingredient when building a confidence interval and can be easily computed from a sample of

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A microphone and speech bubble with text: What Do People Say When They Think Aloud?

What Do People Say When They Think Aloud?

April 18, 2023

Think Aloud (TA) usability testing is a popular UX research method. Having participants speak their thoughts as they attempt tasks helps researchers understand sources of misunderstandings, potentially aiding them in identifying and fixing usability problems. It’s such a common technique in usability testing that we suspect few researchers think about the impacts and consequences (positive

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UX and NPS Benchmarks of Electronics Websites (2023)

April 11, 2023

What do people buy online? Behind clothing, consumer electronics are at the top of the list. Beyond smartphones, people purchase computers, TVs, tablets, gaming consoles, and a myriad of smartphone accessories. Before purchasing, roughly half of US consumers research details about consumer products online, including features, reviews, and prices. To understand the electronics researching and

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agile board with text: 13 Tips for Running a Successful Rolling Research Program

13 Tips for Running a Successful Rolling Research Program

April 4, 2023

While the term Lean UX has faded in popularity, many of the lean concepts remain, and they are even incorporated into other frameworks such as Agile. One of the core tenets of Lean UX is to focus on decisions and not deliverables. In project-based UX research, decisions often take a back seat to deliverables. Research

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computer parts with text in foreground reading: Refining a tech-savvy measure for ux research

Refining a Tech-Savvy Measure for UX Research

March 28, 2023

In an earlier article, we described a pilot study from 2015 in which we investigated how to measure tech savviness. Building on the published literature, we generated candidate items that measured three aspects of tech savviness: what people know, what people do, and what people feel. In that pilot study, we assessed knowledge using a

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large black mouse atop a person typing on a laptop hovering mouse over a section of a webpage that's heat mapped with a red circle, text in foreground reads: Do Click Tests Predict Live Site Clicks?

Do Click Tests Predict Live Site Clicks?

March 21, 2023

How important and predictive is the first click on a website? Some earlier research by Bob Bailey and Cari Wolfson, conducted between 2006 and 2009 across a dozen studies, found an interesting result. If a user’s first click on a website was down one of the optimal paths for the intended task, 87% of those

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