ETX2111 - Business data modelling

Leader: Dr Duangkamon Chotikapanich

Offered

Caulfield First semester 2007 (Day)
Caulfield Second semester 2007 (Day)

Synopsis

Sampling designs and inference; confidence limits and tests on means, proportion, differences. Cross tabulation, with chi square, components of chi square and lambda; Simple and multiple linear regression; regression with non-linear terms; regression with dummy variables. Introduction to analysis of variance and experimentation. Uses Excel.

Objectives

The learning objectives of this unit are to:

• choose and apply an appropriate sampling design; + understand and interpret confidence intervals and hypothesis tests for means, proportions and variances, and be able to identify significant differences;
• understand and conduct regression analyses to interpret and communicate the business value of the results;
• understand and conduct one way analysis of variance in business problems;
• understand the concept and application of Chi-square test for independence between business variables

Assessment

Two tests: 20%
One assignment: 15%
Examination (2 hours): 65%

Contact hours

Two 1-hour lectures and one 1-hour tutorial per week

Prerequisites

ETX1100

Prohibitions

ETX2121, ETW2111, ETC1010, ETX2161, ETX2171