"He who wonders discovers that this in itself is a wonder".- (M.C. Escher)

Math History Tidbit:


Human Fingers: Many cultures devised clever methods to use these ever-available counting and computing devices. Our fingers and toes total 20, accounting for some early 20-base number systems.

Greek mechanical computer (?): In 1900, Greek fisherman found a corroded mechanism estimated to be 2,000 years old at the bottom of the Aegean Sea. It appeared to be part of a geared computer-like device.

Quipus: The Incas of fifteenth- and sixteenth century South America used knotted and colored strings to keep complex records of everything from population to the amount of food a village needed to store for lean seasons.


Herkimer's Corner

Why wouldn't Herkimer supply a candle for the man who slept all day?

Answer: He believed there should be no wick for the rested.

Herky wants to know:

When a person says he is a "man of few words," why does he then use a few million of them?

If you make many mistakes in a single day, can you justify this by saying you got up early?


Reading: Section 10.3, pages 560-567, including SUMMARY on pages 566-567).

Exercises: 10.58 (page 562), 10.59, 10.60 (page 563), 10.61 (page 565), 10.62 (page 566), 10.63, 10.64, 10.65 (page 567).

Note: Most of these are short-answer type questions.

Items for reflection:

You are working in Section 10.3.

The section titledChoosing a level of significance (pages561-562) should be read carefully. The concept level of significanceis sometimes confusing to those studying statistics for the firsttime. This short section is quite good.




The Practice of Statistics, by Yates, Moore, McCabe. New York,W.H. Freeman and Company, 1999. (ISBN 0-7167-3370-6)

Supplemental books:
The Cartoon Guide to Statistics, by Gonick and Smith. NewYork, HarperCollins Publishers, 1993. (ISBN 0-06-273102-5)
How to Lie with Statistics, by Darrell Huff. New York, W.W.Norton & Company, 1982 (ISBN 0-393-09426-X)

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