1.Introduction to Sampling Situo Liu Spry, Inc. 10/25/20132. Ways to deal with Big Data • Big Analytics - use distributed database systems (hadoop) and parallel programming…
Slide 1 Sampling Slide 2 Terms Sample Sample Population Population Population element Population element Census Census Slide 3 Why use a sample? Cost Cost Speed Speed Accuracy…
Slide 1 Sampling and Sample Size Determination Slide 2 Terms Sample Sample Population Population Population element Population element Census Census Slide 3 Why use a sample?…
Slide 1 Chapter 12 Sample Surveys Slide 2 At the end of this chapter, you should be able to Identify populations, samples, parameters and statistics for a given problem.…
Slide 1 Formalizing the Concepts: Simple Random Sampling Slide 2 Purpose of sampling To study a sample of the population to acquire knowledge –by observing the units selected…
Volunteer Angler Data Collection and Methods of Inference Volunteer Angler Data Collection and Methods of Inference Kristen Olson University of Nebraska-Lincoln February…
Volunteer Angler Data Collection and Methods of Inference Volunteer Angler Data Collection and Methods of Inference Kristen Olson University of Nebraska-Lincoln February…