**MATH 119 - ELEMENTARY STATISTICS**

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**• NOTES FOR QUIZ 4**

"I can see nothing," said I, handing
it back to my friend.

"On the contrary, Watson, you can see
everything. You fail, however, to reason from what you see. You are too timid
in drawing your inferences."

- Dr. Watson and
Sherlock Holmes, *The Adventure of the Blue Carbuncle *(quote found in Casella and Berger’s *Statistical
Inference*)

**BIG FILE: **Notes for Quiz 4 (see also
the links below)

**SMALLER FILES (if you can’t get
the big file):**

Lesson 21 (Section 7-3 and some 7-2) : Estimating a Population Mean (if Population Standard
Deviation Known)

**Section 7-2:
Confidence Intervals applet**

http://www.stat.sc.edu/~west/javahtml/ConfidenceInterval.html

Lesson 22 (Section 7-4) : Estimating a Population Mean (if Population Standard
Deviation Unknown)

Lesson 23 (Section 7-2) : Estimating *p* (a Population Proportion)

**Section 7-2:
Polls Handout: **Polls

**•
ARTICLES ON POLLS****:** Click here

Lesson 24 (Section 7-5) : Estimating a Population Standard Deviation or Variance

**First Edition Notes (you don't need these)**

In case you're
curious, here are notes based on the 1^{st} Edition. A different table for
the standard normal is used: http://www.kkuniyuk.com/M11906Old.pdf

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