To be a truly fair test, the treatment groups must be very similar in patient characteristics, so that the only important difference between groups is the treatment being examined.
Of the following four adjectives that might plausibly be applied to the snow leopard, the animal appropriated by Apple for the name of its latest operating system, which do you think test well with focus groups?
The scientists mixed it with the VEGF and injected the combination into the hearts of two groups of test animals, rats and pigs, in which they had induced heart attacks. (Pig hearts bear significant similarities to human ones.) In both cases, instead of being washed away, the VEGF stayed on the lattice and slowly got released over several weeks.
Strategists put together spots very carefully and pre-test major messages on small groups of voters.
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Both groups used ferrets as test subjects, as these animals closely mimic the human response to the flu.
Since then, several groups have tried to test fairness in our closer and apparently more intelligent cousins - the great apes.
Some immigrant rights groups say the new test is too difficult.
One of the tenets of No Child Left Behind is that it requires states to report test results for individual racial and ethnic groups, a process called disaggregation.
Victims' rights groups argue that the earlier the DNA test, the earlier repeat criminals are put in jail.
Their six-gene test could split patients into high and low risk groups.
For years before her arrest, Mrs Parks had been active with local civil rights groups, which were looking for a test case to fight the city's segregation laws.
In the study, the scientists were able to split the patients into four groups based on the results of the barcode test.
It is also another test in the staying power and influence of tea party groups and their political strategy to focus more on congressional races than on the presidential campaign.
Search categories include new picks, the top picks of gurus, analysts and discussion groups and a unique feature that lets users test stocks using a variety of models, from Peter Lynch's growth-oriented to Ken Fisher's price-to-sales.
Experts from Creative Associates International, Inc. with technical assistance from researchers of University of Massachusetts (USA) conducted external evaluation in mathematics and reading upon two groups of students through pre and post-test with the same content.
It worked by directing my son to a test bed site that automatically analyzed his friends and created six groups (all in a few seconds).
These performance classes feature the most advanced cornering, acceleration, and braking skills to maximize control in challenging conditions and are designed for driving enthusiasts, law enforcement groups, military specialists, stunt drivers, automotive test engineers, and aspiring and current professional racers.
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Several groups are lobbying the federal government to make a screening test for PAD more widely available.
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DNA-based test to complement their myoglobin work, following the success of other groups in using gene fragments in coprolites as windows into ancient diets.
Armed with hourly data from its 5, 300 U.S. cash registers and close ties to its own roster of independent suppliers, 7-Eleven can come up with new products faster than Coke--and market-test them in the real world, instead of with polls and focus groups.
Tea Party groups are determined to make returning to the gold standard a litmus test for GOP presidential candidates.
Livery cab owners and groups sued, saying it was too broad to qualify as a test program and was unfair to them.
The case was a challenge to a firefighter test that had a wide range of difference between the pass and failure rate of different groups.
For example, before I started my company, Stratus Prep, I held focus groups to determine the market size and willingness to pay for industry-leading test prep and admissions counseling services.
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Should the state test all pregnant women, regardless of history, race or class, or should it confine itself to certain groups and, if so, which ones?
It was one of these citizen groups that detected a spike in radiation in the "Meiji Step" powder that prompted the company to test the product.
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