Re: [Phys-l] experimentation 101

[Bernard Cleyet <bernardcleyet@redshift.com>]

What to do with the "outlier"?

http://en.wikipedia.org/wiki/Outlier



bc wonders if SD has meaning w/ only 5 data

The above I wrote before the others and GK distracted me.

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Note:  

"Caution
Unless it can be ascertained that the deviation is not significant, it is ill-advised to ignore the presence of outliers. Outliers that cannot be readily explained demand special attention – see kurtosis risk and black swan theory."


Back when I managed the Advanced Lab.  All data was included in the report and any discarded data required justification!

Also I was going to write the end of the hall included a drinking fountain alcove, but that was the wrong direction!  Now realize it was an interactive Exploratorium type display.


bc first graphed it w/ Kaleidograph!



On 2010, Jul 14, , at 11:48, John Denker wrote:

>  b) What result would *you* report in this situation?  
>   What explanation would you give?