The Smith Tower, as seen from Pioneer Square. The Smith Tower, as seen from Pioneer Square.

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July 3, 2005
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July 11, 2007

Convenience Samples: A Pictorial Representation

In market research, a convenience sample is defined as follows:

A convenience sample is a sample where the patients are selected, in part or in whole, at the convenience of the researcher. The researcher makes no attempt, or only a limited attempt, to insure that this sample is an accurate representation of some larger group or population.

Convenience samples are generally bad, because the researcher winds up gathering data from people he or she knows. Since people generally (but not always) associate with people who are like them, that often results in the survey data reflecting the researcher's own biases - and not the tastes of a larger population. Which, when you're gauging something like, oh, say, the public's appetite for a new product, is pretty damn important.

I bring all of this up because Richard and Melissa were kind enough to throw Elaine and me a wedding shower on Saturday, and, as our friends arrived, they'd generally toss their keys and cell phones on the kitchen counter.

The photo kinda says it all:

iPhones at Richard's

We had quite a lineup: 6 iPhones, 2 BlackBerries, and a RAZR.

(I guess I really do live in a bubble.)

Posted by Gavin Shearer at July 11, 2007 10:21 PM. Posted to Apple | Misc.

Comments

Let me guess... the one in the middle with the photo of Elaine and Mickey Mouse is your iPhone. :P

Posted by: E.Chen Author Profile Page at July 12, 2007 1:09 PM

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