# MERLOT Materials

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49-72 of 2,142 results for Materials Submitted by Barbra Bied Sperling

#### Construct Validity in Psychological... Construct Validity in Psychological Tests

Validation of psychological tests has not yet been adequately conceptualized, as the APA Committee on Psychological Tests... see more

#### Do Blacks Earn Less than Whites and... Do Blacks Earn Less than Whites and Why?

This module, created by Jeff Leiter of North Carolina State University, explores what people earn from their jobs. People... see more

#### Multiple Linear Regression Analysis

Multiple linear regressions are extensions of simple linear regression with more than one dependent variable. This... see more

This site, created by David Howell of the University of Vermont, gives the outlines and shows the lessons for psychology... see more

#### Solving Equations: Properties of... Solving Equations: Properties of Equality

This learning object from Wisc-Online covers the properties of equality as related to algebraic equations. The unit's... see more

#### Solving System of Equations with... Solving System of Equations with Application to Matrix Inversion

This JavaScript solves up to ten by ten systems of linear equations. It also allows the user to find the inverse of a... see more

#### Break-Even Analysis Calculator

This Javascript calculates the break-even point where total revenue equals total costs.

This Web site is a course in statistics appreciation; i.e., acquiring a feeling for the statistical way of thinking.

#### Combinatorial Math: How to Count... Combinatorial Math: How to Count Without Counting

A collection of JavaScript for computing permutations and combinations counting with or without repetitions.

#### Dr. Arsham's Teaching and Research... Dr. Arsham's Teaching and Research Collection

Teaching and research resources in the areas of Decision Science, Simulation, and Statistics.

#### Inventory Control Models

Inventory control is concerned with minimizing the total cost of keeping goods in stock. This JavaScript compute the... see more

#### Optimization with sensitivity... Optimization with sensitivity analysis resources

Extensive compendium of websites, categorized into general resources, journal websites, societies and organizations, and... see more

#### The Ising Model

One way to predict these averages is to simulate the Ising model on a computer. Our applet illustrates this for a small... see more

#### Utility Function

A JavaScript-based process that determines the decision maker's utility function.

#### An Analysis of Earnings

While a much larger percentage of American families are located in the top income bracket in 1990 compared to fifty years... see more

#### ANOVA: Testing Equality of Means

A JavaScript that tests a claimed on equality of means of three independent populations based on three sets of random... see more

#### Autoregressive Time Series Modeling

Provides the necessary tools for the identification, estimation, and forecasting based on autoregressive order one... see more

#### Confidence Intervals for Two... Confidence Intervals for Two Populations

A JavaScript that constructs confidence intervals for difference in means and the ratio of variances for two populations,... see more

#### Detective Testing for Trend and... Detective Testing for Trend and Autocorrelation

It is a JavaScript that detects the existence of trends and strong autocorrelation.

#### Forecasting by Smoothing

It is a JavaScript for forecasting based on moving average and exponential smoothing methods.

#### FREE: Federal Resources for... FREE: Federal Resources for Educational Excellence

FREE makes it easier to find teaching and learning resources from the federal government.

#### Introductory Statistics: Concepts,... Introductory Statistics: Concepts, Models, and Applications

This goal of this resource is to aid in the understanding of the relationship between statistics and the scientific... see more

#### Is a Time Series Stationary?

This JavaScript tests time series for stationary in both mean and variance.

#### Kolmogorov-Smirnov Test for Equality... Kolmogorov-Smirnov Test for Equality of Two Populations

It is a JavaScript that tests statistical equality of two populations based on the Kolmogorov-Smirnov statistic.