392 words

Challenges and best practices for open-ended questions in interviews

Open-ended questions have certain challenges, particularly in interview situations. Opinions tend to be expressed, which may entail that the data may not be reliable or valid. Furthermore, these questions could lead to a tendency to provide answers that are not relevant.

~2 min read

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652 words

The pencil as an artist's creative tool and instrument

The pencil is not beautiful. Its pointed, dark grey, graphite nib is as ugly and drab as the lead-tipped pencils of my parent's childhood. It leaves a long, steely trail across the white, heavy-woven page. What will the slashing action of the pencil bring to life? A horse? A mountain?

~4 min read

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341 words

Genetic basis of wing pattern mimicry in Heliconius butterflies

In the article How the Butterflies got their Spots (2010), it talks about how scientists at Cambridge have found "hotspots" in butterflies' genes that they believe will explain one of the most extraordinary examples of mimicry in the natural world.

~2 min read

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406 words

Fiscal and monetary policy responses to US economic recession in 2010

Although GDP increased at an annualized rate of 5.7% in the fourth quarter of 2009 and 2.2% in the third quarter (BEA, 2010), the United States economy in general is still in a recovery phase.

~3 min read

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603 words

Facebook and Twitter: privacy risks and communication impacts

Social networking tools like Facebook and Twitter and even more specialized sites like Flickr and Del.icio.us have changed the way people communicate.

~4 min read

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626 words

Plato's cave allegory and modern media consumption

Plato's cave allegory offers a rich analogy of the way human beings perceive and react to reality. The people living in the cave are described as being in shackles; they are self-made prisoners or prisoners of their own mind. They watch shadows on the wall and mistake those images for reality.

~4 min read

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737 words

Lesson plan for bloodborne pathogen safety training

The lesson plan is appropriate to the target population because it is designed to help workers reduce or eliminate the hazards of exposure to bloodborne pathogens.

~4 min read

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332 words

Correlation and regression analysis in public health research

"Regression analysis is a statistical tool for the investigation of relationships between variables. Usually, the investigator seeks to ascertain the causal effect of one variable upon another," such as the effect upon a student population's BMI of stocking vending machines with healthier food vs.

~2 min read

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355 words

Black September's attack on Israeli athletes at the 1972 Munich Olympics

Munich Massacre of 1972 was an organized terrorist attack on 11 Israeli Olympic athletes at the 1972 Olympic Games in Munich. By the end of day-long the conflict, 11 Israelis, five Arab terrorists, and a German policeman were dead.

~2 min read

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620 words

The NSPE code of conduct and its legal and ethical implications for engineers

Though engineering light not seem like a profession that requires a strict ethical code of conduct on the surface, a brief examination of the many roles engineers play in our society reveals how essential it is for a code of conduct to be developed for this field.

~4 min read

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