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STT 265, Statistics II
Public Course Master
Status   Approved Division   Arts and Sciences
Credits   4  
Prerequisite(s)   STT 264
Pre/Corequisite(s)   none
Corequisite(s)   none
 
Permission Required   No

Fees  
Lab   $10.00
Description   Application of statistical techniques and methodology, including sampling theory, estimation, design of experiments, correlation and regression, hypothesis testing, and analysis of variance; with a computer laboratory exploration of statistical concepts, computation of statistical parameters, and analysis of statistical significance.
Contact Hours
(per week)
 
Lecture 3 hours
Lab 2:1 2 hours
Total 5 hours
Course Goals  
1. Learners assimilate the terminology, relationships, and methodology used in statistics by:
  • apply the formulas, graphs, and techniques presented in the course to statistical situations found in the everyday world;
  • recognizing the probabilistic nature of all actions that one undertakes; and
  • making responsible decisions based on statistical methods.
2. Learners make estimates and determine sample sizes for population means, proportions, and variances by:
  • calculating point estimates for the mean, proportion, and variance of a set of sample data;
  • calculating confidence intervals for the mean, proportion, and variance of a set of sample data; and
  • determining sample sizes for a given mean, proportion, and variance of a set of sample data.
3. Learners understand and apply the basic concepts and procedures used for testing claims about population parameters:
  • identifying the formal components of the standard method of hypothesis testing (null/alternative claims, P-values, and confidence intervals);
  • applying traditional hypothesis testing for claims made about population means;
  • applying traditional hypothesis testing for claims made about population proportions (percentages); and
  • applying traditional hypothesis testing for claims made about the standard deviation or variance of a population.
4. Learners understand and apply methods for hypothesis testing and the construction of confidence intervals involving two populations by:
  • constructing confidence intervals as estimates of the difference between two population means;
  • determining critical values for hypothesis testing of two population variances; and
  • making inferences about two population proportions.
5. Learners understand and apply the concepts of correlation and regression when dealing with relationships between two variables (paired data) in one population by:
  • determining the correlation of paired data using scatter diagrams and linear correlation coefficient; and
  • analyzing paired data using the regression equation.
6. Learners understand and apply goodness-of-fit procedures and contingency tables by:
  • understanding and applying goodness-of-fit tests in multinomial experiments; and
  • applying two-way frequency tables (contingency tables) to analyze survey results.
7. Learners apply hypothesis testing to three or more populations by:
  • applying the basic methods of analysis of variance (ANOVA) to test the claim that three or more populations have the same mean; and
  • interpreting computer displays of ANOVA calculations to test claims of multiple populations.
8. Learners use a statistical computer software package to organize, interpret, and produce data reports by:
  • learning to use a statistical software package;
  • performing appropriate calculations with the statistical software package;
  • assimilating and organizing the results of calculations obtained using a statistical software package;
  • working in a group setting;
  • deducing appropriate conclusions, and
  • communicating the results verbally and/or in writing.
Outcomes   CORE
  • Use critical thinking and problem solving to draw logical conclusions.
Program
  • Demonstrate mathematical and computer literacy. (Area 5) (Associate of Science)
  • Demonstrate mathematical and computer literacy. (Area 5) (Associate of Arts)
Books  
Title Author ISBN Req
Course Policies  
Grading Policy  
Tentative Schedule