Provisional Schedule
This webcast is divided into three sessions with following topics:
Session 1: November 15 from 8.00am to 11.00am Pacific Standard Time
- Introduction. ISO quality system. The nature of error. Salting.
- Statistical parameters commonly used in error analysis - measures of central tendency, measures of variability, linear models. Simple graphical procedures.
- Statistical tests commonly used in treating duplicate analyses - F - test, t - test, paired t - test, testing linear models for bias. Why statistical test are essential. Examples.
Session 2: November 16 from 8.00am to 11.00am Pacific Standard Time
- Statistical tests and examples (cont’d)
- Practical measures of sampling, subsampling and analytical errors - Thompson-Howarth method, RMA linear approach.
Session 3: November 17 from 8.00am to 11.00am Pacific Standard Time
- Sources of sampling, subsampling and analytical variability.
- Monitoring and quantifying data quality - examples.
- General discussion and questions.
