This document discusses how to construct confidence intervals using point estimates, margins of error, and a calculator. It provides instructions for using the calculator to find confidence intervals from sample data, including entering the number of successes and trials and calculating the solution. Several assignment problems are listed for practice.

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3. Point Estimate
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Margin of Error
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Maximal Margin of Error
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8. Not in
How To Construct a Confidence
Textbook!
Interval
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11. Using the Calculator
1. Hit STAT, tab over
TESTS, Choose A:1-
PropZInt
2. Enter the requested
information
x = # of success
n = # of trials
3. Highlight Calculate, Hit
Enter
Note: The solution will be listed in the

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16. Assignment
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 #1, 2, 4, 11, 19, 25, 26