Sentences with phrase «of hypothesis testing with»

Once students are confident with the terminology, we create our own courtroom in the classroom and role - play the stages of hypothesis testing with students acting as the jury, prosecution, judge and defence.

Michael Tobis» main criticism was of your equating the alpha probability level of a hypothesis test with the quantiles of a belief confidence interval... this post again doesn't provide mathematical justification, nor what the transformation means in the real world... calling Tobis» criticisms «confusion» seems unresponsive.

Not exact matches

I have UX training, decades of experience, personal preferences, and career UX / UXD professionals on my team, and even with all these seemingly valuable data points, it only yields a UX hypothesis that must be validated with user testing.

While he retains his reputation as a boy - genius coder, in reality Zuckerberg is something of a grinder — a 99 % perspiration guy who has surrounded himself with a group of people he respects and with whom he is constantly stress - testing his hypotheses.

Pure cold calling won't cut it, though — you have to use an experimental mindset that tests hypotheses with data, which in turn ensures that what you prove out is intentional, repeatable and (most importantly of all) scaleable.

However, companies fail with such opportunities when they blindly pursue the hype of these technologies, never truly vetting the hypothesis they are trying to test.

«Although extensive choice seems appealing, research shows that it may hinder motivation to buy and decrease subsequent satisfaction with purchased goods... Using data from nearly 800,000 employees, we tested the hypothesis that employee 401 (k) participation rates fall as the number of fund options increase.

Science is a system of hypothesis testing and is created by man with is free will and free ability to think.

Yes, part of the scientific method require assumptions (called hypotheses) but those hypothesis must be tested and validated with clear evidence to be accepted.

If it is not supported by the experiment, it must be modified to conform to the results of the test, or be replaced with a different hypothesis.

Don't allow religious philosophy to intrude into biology classrooms and texts, they say, for that is to soil the sacred precincts of science, which must be reserved for hypotheses that can be rigorously tested and confronted with data.

«A scientific theory summarizes a hypothesis or group of hypotheses that have been supported with repeated testing.

The hypothesis could be tested by examining epigenetic marks in parents of kids with gay versus straight offspring, Rice said.

The principle difference that most people don't understand though is that «scientific theory» means that it's a hypothesis that's been repeatedly tested and supported with multiple pieces of evidence through many different trials and approaches.

Based on the verbal and nonverbal data that can be acquired in therapy, the therapist must continually test out various hypotheses as to the real nature of the patient's illness in an attempt to help the patient better cope with his or her world.

To do that we have to establish a way to prove an assumption by: 1) asserting a hypothesis and its components 2) testing the components for substantial supporting evidence, unsupported components go back to be refined 3) either agree after successful testing that in our shared reality the hypothesis is now supported, or that overall unsupported components may mean the hypothesis fails 4) for sake of ease many people call these tested and supported hypotheses «facts», but again that's just so that we can get on with progress.

We used Stata software version 8 (StataCorp, College Station, Tex) for all hypothesis tests, with a significance level of α =.05.

We conducted a controlled trial to test the hypothesis that teaching the fathers how to prevent and manage breastfeeding problems is associated with an increased duration of breastfeeding.

Benca came up with a series of experiments using living plants to test the hypothesis.

I have advocated before that one way to mitigate problems with null - hypothesis significance testing is for editors of scientific journals to employ «results blind» decision making in determining whether to publish and make it be known that they are doing so.

Until Mallon's study, neither of these hypotheses had been rigorously tested with such a large sample size.

To accurately test the hypothesis of a lower risk of recurrence with HRT, a new study led by investigators at Brigham and Women's Hospital published in European Urology Focus, performed a systematic review and meta - analysis, pooling available data, to assess whether an improved risk of recurrence could be demonstrated using HRT compared with CRT, in addition to assessing the relative impact of these two treatments on bladder and rectal function.

Researchers performed a meta - analysis of literature examining patients with NASH, and then tested their hypothesis using an animal model, which enabled them to eliminate possible confounders of the clinical data, such as antibiotic exposure and medical comorbidities.

But it's one of the few ways we have to start assembling hypotheses about prehistoric people's beliefs and culture, in the hope that we can one day test them with newer scientific techniques.

And to test the overhead aversion hypothesis, sometimes a donation to a charity would come with the promise that 100 % of the money would go to the cause, because the overhead was already covered by another donor.

We tested the hypothesis that genetic changes in the breakdown of disaccharides — small carbohydrates from sugars and starches — may be associated with increased risk of IBS» says corresponding author Mauro D'Amato from Karolinska Institutet.

To test her hypothesis, she visited the laboratory of Gottfried Schatz at the University of Basel, Switzerland, with a short - term fellowship from the Federation of European Biochemical Societies (FEBS) and support from the host laboratory.

«We wanted to test the hypothesis that both the extent of the liver resection and the location or type of colorectal resection influence the overall risk and patient outcomes associated with these operations,» says the article's first author, Christopher Shubert, M.D., who is also a surgeon and Kern Scholar at Mayo Clinic.

The study rigorously tested the hypothesis that statin drugs may be beneficial to persons with COPD because of the drugs» purported anti-inflammatory effect.

The new study is the first demonstration of an approach combining ancestral sequence reconstruction with the making of transgenic organisms to directly test hypotheses at multiple biological levels, Siddiq said.

«But we now have rational, scientific hypotheses to test to improve upon clinical results observed with our first group of patients.»

This hypothesis is supported by several observations so we decided to test it by scanning the brains of individuals of varying age with functional magnetic resonance imaging and analysing the data both with fApEn and SampEn.»

First author Professor Martin Hrabe de Angelis, Director of Institute of Experimental Genetics at the Helmholtz Zentrum München, who invented the mouse clinic concept, said: «Our findings with regard to the genes examined are now available to the scientific community as a valid data set, which can be downloaded free of charge from the IMPC (International Mouse Phenotyping Consortium) website, and form an excellent basis on which we and other research groups can develop and test new hypotheses.»

I've run certain clinical trials but mostly at this point partner with some of my clinical colleagues to test the hypotheses generated in the lab in the clinic, in actual patients, and then actually try to analyze tumors from those patients to see whether the patterns that we identified in the laboratory in fact hold true in patients.

Science should be taught as a core of method, with a body of partly - tested hypotheses and theories that are under constant review, and that have to meet adequate standards if they are to be admitted to the fold.

To test the hypothesis, she spent eight hours rubbing baboon and human tooth samples with grass stalks, which, unlike wooden picks, contain hard deposits of abrasive silica.

The team decided to test this hypothesis with the unlikely help of a pungent piece of Limburger, a Dutch cheese.

To test the moa hypothesis, Kevin C. Burns, an evolutionary ecologist at Victoria University of Wellington in New Zealand, and colleagues compared lancewood leaves with those from the similar tree Pseudopanax chathamicus.

Researchers tested a number of hypotheses, among them whether more unexpected births and larger families might be associated with parents being less happy than child - free people.

«Our analysis sets up a test of competing hypotheses, and our preliminary results are consistent with expectations under hunting pressure.»

He thrives on the challenge of testing the models to check if his hypotheses are correct by collaborating with experimentalists who use the models in their research.

How do you test the hypothesis of a Big Bang that did not start with a singularity?

McDowall saw that the effect of these laws would give him a laboratory in which to test the arms - race hypothesis: he could find out whether criminals, knowing their victims are more likely to be armed with handguns, are more likely to use guns themselves.

To test this hypothesis, Jagnandan and his team assessed the postures of 10 geckos walking in various conditions: with their tail intact; with their tail restrained by a small section of glued - on fishing rod (of negligible mass); and with their tail self - amputated.

Scientists tested the two hypotheses with wild colonies of acacia ants (Pseudomyrmex spinicola), which make their nests in the hollow spines of acacia trees in Panama.

The future will be using these tools combined with large shared data sets to test fundamental hypotheses about the evolution and distribution of plants and animals,» says Dr. Laurence J. Dorr, Chair of the Smithsonian Department of Botany and co-author of the study.

A planned clinical trial in people with high genetic risk of developing Alzheimer's will put the amyloid hypothesis to the test yet again

To definitely test the hypothesis, researchers initiated clinical trials in at - risk populations with low rates of circumcision.

To test the hypothesis that angiogenesis was compromised in the cells of patients with schizophrenia, a second experiment was performed.

The Tübingen researchers therefore tested the hypothesis that each of these 14 cell types represents one visual channel, each with its own function.