Week+2

=Scientific Data 1: Random Sampling, Data Tables and Graphs=

This week's objectives:

 * Students will be able to compare random sampling with data obtained by an actual count.
 * Students will be able to construct a basic graph with provided data.

Instructions for Week 2:
1.Go to the Discussion and Private Messages tool in Laulima to the Self-Introductions discussion. R eply to two of your classmate's postings by clicking on the Quote button. Look for things you have in common.

2. Watch the following three presentations from the //iTunesU// collection "Research: Sampling Methods". You will need to download them from iTunes.
 * Introduction
 * Population
 * Simple Random Sampling

3. Complete the Random Sampling activity on your own. Submit your answers for the "Random Sampling Data" table and the "Analysis" questions #1 - 6 in Laulima. You will submit your answers in Week 2: Random Sampling Activity under the Assignments tool.

4. Answer the random sampling practice questions below. Submit your answers in Week 2: Practice Questions under the Assignments tool in Laulima.
 * 1) What is population size?
 * 2) What is sample size?
 * 3) Why is sample size important?
 * 4) What is random sampling?
 * 5) What are strengths and weaknesses of using random sampling?
 * 6) A biologist collected 1 gallon of pond water and counted 50 paramecium. Based on the sampling technique, how many paramecium could be found in the pond if the pond were 1,000 gallons?

5. Go to Tests & Quizzes in Laulima and take the Week 2: Quiz 1. The quiz will cover week 1 and 2 material.

Assignments this week:
Week 2: Random Sampling Activity ||=  ||= 20 || Week 2: Practice Questions ||=  ||= 10 || Week 2: Quiz 1 ||  ||= 50 ||
 * < **Assignments** ||= **Due** ||= **Possible Points** ||
 * Laulima Assignment
 * Laulima Assignment
 * Laulima Quiz