| December 15, 2015
Activity Description

By the completion, you should gain proficiency in understanding and applying the following concepts and processes:

  • Prediction using the best-fit line for prediction
  • Entering data in statistical software
  • Using statistical software to run a regression analysis
  • Basic prediction using the straight-line equation
  • How samples can be used to obtain results about populations
  • Confidence intervals
  • Margins of error
  • Determining sample size based on the intended level of confidence and margin of error

Application Questions and Problems
Download Data File 4 and complete the problems and questions as presented. Show all work (which also means including any statistical program output that was used to answer a problem/question). Unless otherwise requested, please submit all assignments (with your answers along with the assignment questions/problems) in Word file format.



Your submittal should demonstrate thoughtful consideration of the ideas and concepts that are presented in the course and provide new thoughts and insights relating directly to this topic. Where applicable your submittal should reflect scholarly writing and current APA standards. Review APA Form and Style.

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