ETW2111 - Business data modelling

Leader: Berwick, Gippsland: Dr H (Mindi) Nath, Peninsula: Mr Hugh O'Reilly, Malaysia: Dr Mak Kok Sun

Offered

Berwick Second semester 2007 (Day)
Malaysia Second semester 2007 (Day)
Peninsula Second semester 2007 (Day)
South Africa 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%

Prerequisites

ETW1102 or ETW1000

Prohibitions

ETW1010 and ETW1031