"The theory of probability is at the bottom only common sense" -- (Pierre-Simon LaPlace, 1749-1827)

Math History Tidbit:

The origin of some mathematical words.

Isosceles: From the Greek words iso and skelos, meaning "equal legs."

Integer: From the Latin word integer, meaning "perfect, whole, complete."

Tangent: From the Latin word tangere, meaning "to touch."

Trapezoid: From the Greek word trapeza, meaning "table." (Many tables today are trapezoid-shaped.)

Herkimer's Corner

What did Herkimer say to Barbie, the play director, when the actor who was playing a chicken forgot his lines?

Answer: "Barbie, cue the chicken."

Things Herky would like to know:

Why is it that no one is listening until you make a mistake?

Should you fall behind in your homework early in the school year? This would give you more time to catch up.


Reading: Section 4.2, pages 206 - 213, plus SUMMARY on pages 213 - 214.

Exercises: (Handout in class)

  • Problem #6 from 1997 AP Statistics Examination.
  • Problem #1 from 1999 AP Statistics Examination.
Items for reflection:

You are in Section 4.2

This section contains some very importantstatistical words, phrases, and thoughts. Read carefully, and checkthe section summaries link relating to Section 4.2. One very keythought is that high correlation does notimply causation.




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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