Research & Development Part 2

TED | Dr. Jessee | Spr 2013

Key Terms

Research• systematic investigation into

and study of materials and sources in order to establish facts and reach new conclusions

Development• systematic application of

knowledge or understanding, directed toward the production of useful materials, devices, and systems or methods, including design, development, and improvement of prototypes and new processes to meet specific requirements

• converts knowledge into a physical form

Other key vocabulary . . .

• Data: collections of facts, like values or measurements

• Risk analysis: minimize unwanted side effects of a new technology

Protect & Control

• Patent: government helps inventors & innovators of technology protect and control the use of their ideas for a limited time

• Copyright: form of protection provided to the authors of "original works of authorship" including literary, dramatic, musical, artistic, and certain other intellectual works, both published and unpublished

• Trademark: used to protect a word, symbol, device, or name that is used in commerce

Statistical Data

Qualitative• Deals with descriptions• Data can be observed but

not measured• Colors, textures, smells,

tastes, appearance, beauty, etc.

• Qualitative → Quality

Quantitative• Deals with numbers• Data which can be

measured• Length, height, area,

volume, weight, speed, time, temperature, humidity, sound levels, cost, members, ages, etc.

• Quantitative → Quantity

Statistical DataQualitativeOil Painting• blue/green color, gold frame• smells old and musty• texture shows brush strokes

of oil paintFreshman Class• friendly demeanors• civic minded • environmentalists• positive school spirit

QuantitativeOil painting • picture is 10" by 14" • surface area of painting is

140 sq. in.Freshman Class• 672 students • 394 girls, 278 boys• 68% on honor roll• 150 students accelerated in

mathematics

Statistical Data

Qualitative ExamplesObservationsInterviewsFocus groupsCase studyNon-statistical (methods vary)

Quantitative ExamplesSurveys/questionnairesPre/post testsExisting databasesStatistical analysis