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University at Albany: Populations and Samples: The Principle of Generalization
This resource explains what generalization is in statistics, its advantages and disadvantages, and problems that can occur, e.g., sample or response bias. Includes detailed examples of sampling error and sample bias.
Science Education Resource Center at Carleton College
Serc: Investigating the Ecology of Goldenrod Galls Through Biological Sampling
In this biology field lab exercise, students conduct a stationary population study of goldenrod galls. They examine a host of factors including goldenrod plant density, goldenrod gall density, gall height, gall mass, larval exit hole...
Khan Academy
Khan Academy: Making Inferences From Random Samples
Practice making inferences from random samples.
Khan Academy
Khan Academy: Making Inferences From Random Samples
Practice making inferences from random samples.
Rice University
Hyper Stat Online Statistics Textbook: Population
A definition of "population" as it refers to statistics.
Texas Education Agency
Texas Gateway: A Single Population Mean Using the Normal Distribution
This lesson explains how to calculate and interpret the confidence interval for a population mean. It also looks at the effect on the confidence interval of changing the confidence level or sample size. It then explains how to find the...
Texas Education Agency
Texas Gateway: Generalizing About Populations From Random Samples
Given a population with known characteristics, students will be able to use a variety of methods to generate random samples of the same size in order to understand how a random sample is representative of a population.
Khan Academy
Khan Academy: Making Inferences From Random Samples
Given a random sample, practice figuring out what can we reasonably infer about the entire population? Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Learning Media: Estimation From Random Sampling
Practice estimating wildlife population by using the process of random sampling.
CK-12 Foundation
Ck 12: Statistics: Sampling Methods
[Free Registration/Login may be required to access all resource tools.] Decide how to choose a sampling of a population to produce reliable statistical results.
Other
Nearpod: Random Sampling
In this lesson, 7th graders will learn how to use random sampling to make generatlizations and predictions about a population.
PBS
Pbs Teachers: Alien Invasion: Estimating a Snake Population [Pdf]
Learn about the effects of alien species on native environments and explore biologists' use of capture/recapture statistics and analysis of sampling techniques by estimating the population size of a tagged species.
Other
Journal of Statistics Education: A Sample / Population Size Activity
The author of the article admits having had a difficult time in the past when getting students to understand that samples need to contain a substantial portion of the population. Here, an activity is detailed to bring this important fact...
Science Education Resource Center at Carleton College
Serc: Using an Applet to Demonstrate a Sampling Distribution
In this activity students are exposed to the concept of sampling distributions by creating an example as a class. By having the students assemble the data, they can more readily understand that a sampling distribution is made up of a...
CPALMS
Cpalms: Population of Utah
[Free Registration/Login Required] This is a formative assessment task where students are asked to estimate the population of Utah based on information given about its population density and the perimeter of its state boundaries. Samples...
Other
Fayetteville State Univ.: Sampling Distributions
A detailed explanation of statistical sampling distributions is provided here. Several graphs are attached to aid in understanding. The sampling distribution of the mean and the Central Limit Theorem are also discussed at this site.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Samples and Surveys
Get independent practice working with samples and surveys. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Science Education Resource Center at Carleton College
Serc: Reese's Pieces Activity: Sampling From a Population
Students use Reese's Pieces to investigate the proportion of orange candies present in a set of 25. After collecting data for the class, they use a web applet to collect more data for random samples. This is compared to the actual...
Columbia University
University of Michigan: Generalizing From Sample to Population [Pdf]
This is a slideshow presentation that offers many examples of statistical studies where generalizations to the larger population were made, often leading to incorrect assumptions. While the author's commentary has been omitted, there are...
Missouri State University
Missouri State University: Introductory Statistics: The Sampling Distribution
A review is provided at the start of this resource, then the more specific discussion of sampling distributions gets under way. Graphs are provided for ease in understanding the material.
CK-12 Foundation
Ck 12: Statistics: Sampling Distributions
[Free Registration/Login may be required to access all resource tools.] This concept introduces the sampling distribution of the mean, inferring the population mean from samples and sampling error.
Sophia Learning
Sophia: Sampling: Lesson 4
This lesson will introduce the process of sampling. It is 4 of 7 in the series titled "Sampling."
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Monitoring Life in the Rocky Intertidal Ecosystem
This activity will allow young scholars to learn the sampling techniques used in the field by citizen scientists who participate in LiMPETS, five national marine sanctuaries along the West Coast.
Sophia Learning
Sophia: Sample and Population: Lesson 1
This lesson introduces and defines the terms sample and population. It is 1 of 2 in the series titled "Sample and Population."
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