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Population Means (Part 3)

Population Means (Part 3)

Published: Feb 16th, 2013

Sample Size Calculations When is it safe to use these methods? What if σ (sigma) is unknown? CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods […]

One Categorical Variable

One Categorical Variable

Published: Aug 4th, 2012

Distribution of One Categorical Variable Numerical Measures Visual or Graphical Displays Pie Chart Bar Chart Pictograms Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical […]

Learn By Doing – Correlation and Outliers (Software)

Published: Dec 24th, 2012

Use the solutions provided and complete the questions for practice with Case Q-Q. Optional: Create your own solutions using your software for extra practice. Objectives: Observe how an outlier can […]

Learn By Doing – Measures of Center (Additional Practice)

Learn By Doing – Measures of Center (Additional Practice)

Published: Dec 23rd, 2012

Here are some additional problems that will show you how all of this comes together. In the workplace, depression is a leading cause of absenteeism and loss of productivity (Greenberg, […]

Learn By Doing: Random Assignment to Treatment (Software)

Published: Dec 29th, 2012

Use the solutions provided to answer the questions below. Optional: Create your own solutions using your software for extra practice. Objective: The purpose of this activity is to explore the […]

Population Means (Summary)

Population Means (Summary)

Published: Feb 16th, 2013

Let’s summarize When the population is normal and/or the sample is large, a confidence interval for unknown population mean μ (mu) when σ (sigma) is known is: where z* is […]

Topic 2D – Computing New Variables

Published: Oct 25th, 2015

CO-7: Use statistical software to analyze public health data. Video (6:35) The following video provides instruction on using a formatted SAS dataset All Available Transcripts – SAS Tutorials SAS Code Created: Topic2D.sas Output Created: Topic2D_SASOutput.pdf Data […]

Topic 1C – UFApps: SAS Library and Import CSV File

Published: Aug 20th, 2016

CO-7: Use statistical software to analyze public health data. Video (4:55) The following video provides instruction on how to link a folder in the M drive to a SAS Library using UFApps. It […]

Learn by Doing – Tests for Independent Events

Learn by Doing – Tests for Independent Events

Published: Jan 29th, 2013

It is vital that a certain document reach its destination within one day. To maximize the chances of on-time delivery, two copies of the document are sent using two services, service […]

Topic 9: E – Simple Linear Regression (Inference)

Published: Mar 23rd, 2015

CO-7: Use statistical software to analyze public health data. Video (7:07) The following video illustrates inference in Case QQ where we are investigating the association between two quantitative variables using regression. We are adding a few […]