1. Math 15 – Elementary Statistics Chapter 10 – Part 3 The Confidence Interval (Choose your weapon, bb gun or fly swatter.)

2. Capture the Parameter Your mission, if you choose to accept it, is to track down and capture a fly, dead or alive. Your choice of weapons are: 1.A bb gun, or 2.A fly swatter. Q: Which weapon choice would give you the most confidence?

3. The Salmon Population Now, Let’s be more realistic. This time we are interested in estimating the population mean average weight of King Salmon.

4. The Point Estimate - bb

6. The Interval Estimate – fly swatter

12. Another Example