--- title: "Meaning & Key Takeaway of: The persistence of unpowered studies in…" description: "\"“The persistence of unpowered studies in psychological research: Causes, consequences, and remedies,”\" — Paul D. Ellis" image: "https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg" --- # The persistence of unpowered studies in psychological… ![“The persistence of unpowered studies in psychological research: Causes, consequences, and remedies,” quote by Paul D. Ellis](https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg) [Download](https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg) [Open image](https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg) > ““The persistence of unpowered studies in psychological research: Causes, consequences, and remedies,”” Paul D. Ellis ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Research lacking statistical power undermines findings, leading to unreliable conclusions and limiting scientific progress. **In simple terms:** Underpowered studies reduce research reliability. Key Takeaway Ensure adequate sample sizes. Themes research methodology statistics science Mood analytical cautious Type correlation:1 psychological research:1 psychology:1 research:1 science:1 unpowered studies:1 studies psychological:1 research causes:1 When to use this quote - academic studies - policy analysis - clinical trials Key Concepts experimental design data reliability Questions to Reflect On - How does power affect study outcomes? - What steps improve research robustness? A Different Perspective Funding constraints often limit sample size. ★ ★ ★ ★ ★ No ratings yet [Psychological research](https://sms4smile.com/quotes/about/psychological-research/) [Psychology](https://sms4smile.com/quotes/about/psychology/) [Research](https://sms4smile.com/quotes/about/research/) [Science](https://sms4smile.com/quotes/about/science/) ## Related quotes > [It was recently discovered that research causes cancer in rats.](https://sms4smile.com/quotes/stephen-hawking/it-was-recently-discovered-that-research-causes-cancer-in-rats/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [“psychological research clearly shows that people who feel underappreciated tend to resent criticism and ignore the advice they’re given.”](https://sms4smile.com/quotes/robert-maurer/psychological-research-clearly-shows-that-people-who-feel/) Robert Maurer > [I don't like to do too much psychological research because it might turn a character into a patchwork.](https://sms4smile.com/quotes/sara-zarr/i-don-t-like-to-do-too-much-psychological-research-because-it-might/) [Sara Zarr](https://sms4smile.com/quotes/author/sara-zarr/) > [The consistent finding of psychological research is that we are fairly accurate in our perceptions of others. It's our self-perceptions that are distorted because…](https://sms4smile.com/quotes/jonathan-haidt/the-consistent-finding-of-psychological-research-is-that-we-are/) [Jonathan Haidt](https://sms4smile.com/quotes/author/jonathan-haidt/) > [“In the course catalogue of the psychology department at my own university, the first required course in the curriculum is ‘Introduction to Statistics and…](https://sms4smile.com/quotes/yuval-noah-harari/in-the-course-catalogue-of-the-psychology-department-at-my-own/) [Yuval Noah Harari](https://sms4smile.com/quotes/author/yuval-noah-harari/) > [Saddam Hussein's mind would have been a unique resource for historical, political and psychological research: a resource that is now forever unavailable to scholars...…](https://sms4smile.com/quotes/richard-dawkins/saddam-hussein-s-mind-would-have-been-a-unique-resource-for/) [Richard Dawkins](https://sms4smile.com/quotes/author/richard-dawkins/) > [All psychological research is completely barred by the interpretations of the psychoanalysts. Everything happens in the unconscious, and I don't know what this unconscious…](https://sms4smile.com/quotes/nathalie-sarraute/all-psychological-research-is-completely-barred-by-the/) [Nathalie Sarraute](https://sms4smile.com/quotes/author/nathalie-sarraute/) > [“To limit the time resource applied to any one company, he reminds himself of psychological research which suggests that in many contexts decisions are…](https://sms4smile.com/quotes/guy-thomas/to-limit-the-time-resource-applied-to-any-one-company-he-reminds/) Guy Thomas > [Fortunately for common sense, psychological research has shown that babies with more than one attachment are less distressed whenmother leaves to go to work.…](https://sms4smile.com/quotes/sandra-scarr/fortunately-for-common-sense-psychological-research-has-shown-that/) [Sandra Scarr](https://sms4smile.com/quotes/author/sandra-scarr/) > [We want to believe we are good, we are different, we are better, or we are superior. But this body of social-psychological research--and there…](https://sms4smile.com/quotes/philip-zimbardo/we-want-to-believe-we-are-good-we-are-different-we-are-better-or-we/) [Philip Zimbardo](https://sms4smile.com/quotes/author/philip-zimbardo/) > [ In the real world of research, conventional tests of \[statistical\] significance seem almost worthless. ](https://sms4smile.com/quotes/fischer-black/in-the-real-world-of-research-conventional-tests-of-statistical/) [Fischer Black](https://sms4smile.com/quotes/author/fischer-black/) > [The purely random sample is the only kind that can be examined with confidence by means of statistical theory, but there is one things…](https://sms4smile.com/quotes/darrell-huff/the-purely-random-sample-is-the-only-kind-that-can-be-examined-with/) [Darrell Huff](https://sms4smile.com/quotes/author/darrell-huff/) > [The usefulness of the models in constructing a testable theory of the process is severely limited by the quickly increasing number of parameters which…](https://sms4smile.com/quotes/anatol-rapoport/the-usefulness-of-the-models-in-constructing-a-testable-theory-of-the/) [Anatol Rapoport](https://sms4smile.com/quotes/author/anatol-rapoport/) > [Many studies have established the fact that there is a high correlation between vocabulary and intelligence and that the ability to increase one's vocabulary…](https://sms4smile.com/quotes/bergen-evans/many-studies-have-established-the-fact-that-there-is-a-high/) [Bergen Evans](https://sms4smile.com/quotes/author/bergen-evans/) > [One thing I have seen over and over again in life is that there is virtually no correlation between intelligence and common sense. IQ…](https://sms4smile.com/quotes/vincent-bugliosi/one-thing-i-have-seen-over-and-over-again-in-life-is-that-there-is/) [Vincent Bugliosi](https://sms4smile.com/quotes/author/vincent-bugliosi/) ## More Correlation quotes > [One thing I have seen over and over again in life is that there is virtually no correlation between intelligence and common sense. IQ…](https://sms4smile.com/quotes/vincent-bugliosi/one-thing-i-have-seen-over-and-over-again-in-life-is-that-there-is/) [Vincent Bugliosi](https://sms4smile.com/quotes/author/vincent-bugliosi/) > [Many studies have established the fact that there is a high correlation between vocabulary and intelligence and that the ability to increase one's vocabulary…](https://sms4smile.com/quotes/bergen-evans/many-studies-have-established-the-fact-that-there-is-a-high/) [Bergen Evans](https://sms4smile.com/quotes/author/bergen-evans/) > [The usefulness of the models in constructing a testable theory of the process is severely limited by the quickly increasing number of parameters which…](https://sms4smile.com/quotes/anatol-rapoport/the-usefulness-of-the-models-in-constructing-a-testable-theory-of-the/) [Anatol Rapoport](https://sms4smile.com/quotes/author/anatol-rapoport/) > [After initial needs are met—enough food, shelter, comfort—there is no correlation between money and happiness. That's a difficult thing for people to believe.](https://sms4smile.com/quotes/geneen-roth/after-initial-needs-are-met-enough-food-shelter-comfort-there-is-no/) [Geneen Roth](https://sms4smile.com/quotes/author/geneen-roth/) > [The more psychotherapy, the smaller the recovery rate.](https://sms4smile.com/quotes/hans-eysenck/the-more-psychotherapy-the-smaller-the-recovery-rate/) [Hans Eysenck](https://sms4smile.com/quotes/author/hans-eysenck/) > [A popular feel for scientific endeavors should, if possible, be restored given the needs of the twenty-first century. This does not mean that every…](https://sms4smile.com/quotes/walter-isaacson/a-popular-feel-for-scientific-endeavors-should-if-possible-be/) [Walter Isaacson](https://sms4smile.com/quotes/author/walter-isaacson/) > [If ... we choose a group of social phenomena with no antecedent knowledge of the causation or absence of causation among them, then the…](https://sms4smile.com/quotes/ronald-fisher/if-we-choose-a-group-of-social-phenomena-with-no-antecedent-knowledge/) [Ronald Fisher](https://sms4smile.com/quotes/author/ronald-fisher/) > [The purely random sample is the only kind that can be examined with confidence by means of statistical theory, but there is one things…](https://sms4smile.com/quotes/darrell-huff/the-purely-random-sample-is-the-only-kind-that-can-be-examined-with/) [Darrell Huff](https://sms4smile.com/quotes/author/darrell-huff/) > [ In the real world of research, conventional tests of \[statistical\] significance seem almost worthless. ](https://sms4smile.com/quotes/fischer-black/in-the-real-world-of-research-conventional-tests-of-statistical/) [Fischer Black](https://sms4smile.com/quotes/author/fischer-black/) > [Part of an actor's job is to find correlations between your own life and the life of the person you are playing.](https://sms4smile.com/quotes/daniel-radcliffe/part-of-an-actor-s-job-is-to-find-correlations-between-your-own-life/) [Daniel Radcliffe](https://sms4smile.com/quotes/author/daniel-radcliffe/) > [“The key takeaway is that correlation is an understandable equation that relates the amount of change in x and y.  If the two variables…](https://sms4smile.com/quotes/scott-hartshorn/the-key-takeaway-is-that-correlation-is-an-understandable-equation/) Scott Hartshorn > [“The advent of the log-linear model ... has to some extent outdated the use of any single measure of association”](https://sms4smile.com/quotes/graham-j-g-upton/the-advent-of-the-log-linear-model-has-to-some-extent-outdated-the/) Graham J.G. Upton > [Jesus Christ said more about money than about any other single thing because, when it comes to a man's real nature, money is of…](https://sms4smile.com/quotes/richard-halverson/jesus-christ-said-more-about-money-than-about-any-other-single-thing/) [Richard Halverson](https://sms4smile.com/quotes/author/richard-halverson/) > [I would say the issue for the labor movement in the United States is not structural... there is no correlation between the success of…](https://sms4smile.com/quotes/andy-stern/i-would-say-the-issue-for-the-labor-movement-in-the-united-states-is/) [Andy Stern](https://sms4smile.com/quotes/author/andy-stern/) > [There's obviously a correlation between an economically empowered woman and the investments she makes. That leads to her social and moral conscience for bettering…](https://sms4smile.com/quotes/andrea-jung/there-s-obviously-a-correlation-between-an-economically-empowered/) [Andrea Jung](https://sms4smile.com/quotes/author/andrea-jung/) Browse all 220 Correlation quotes ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "“The persistence of unpowered studies in psychological research: Causes, consequences, and remedies,”", "creator": { "@type": "Person", "name": "Paul D. Ellis" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/paul-d-ellis/the-persistence-of-unpowered-studies-in-psychological-research-causes/", "about": { "@type": "Thing", "name": "Correlation" }, "@id": "https://sms4smile.com/quotes/paul-d-ellis/the-persistence-of-unpowered-studies-in-psychological-research-causes/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg", "contentUrl": "https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg", "url": "https://sms4smile.com/quotes/i/228/paul-d-ellis-268577_psychology_the-persistence-of-unpowered-studies-in_1213055.jpg", "width": 1080, "height": 1080, "caption": "“The persistence of unpowered studies in psychological research: Causes, consequences, and remedies,” — Paul D. Ellis", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } }, { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://sms4smile.com/" }, { "@type": "ListItem", "position": 2, "name": "Quotes", "item": "https://sms4smile.com/quotes/" }, { "@type": "ListItem", "position": 3, "name": "Paul D. Ellis", "item": "https://sms4smile.com/quotes/author/paul-d-ellis/" }, { "@type": "ListItem", "position": 4, "name": "“The persistence of unpowered studies in...", "item": "https://sms4smile.com/quotes/paul-d-ellis/the-persistence-of-unpowered-studies-in-psychological-research-causes/" } ], "@id": "https://sms4smile.com/quotes/paul-d-ellis/the-persistence-of-unpowered-studies-in-psychological-research-causes/#breadcrumb" }, { "@type": "WebSite", "@id": "https://sms4smile.com/quotes/#website", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "publisher": { "@id": "https://sms4smile.com/quotes/#organization" } }, { "@type": "Organization", "@id": "https://sms4smile.com/quotes/#organization", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "logo": { "@type": "ImageObject", "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png", "width": 512, "height": 512 } } ] } ```