Measuring for Trends in Numeric Ordinal Scores Measured on Lots over Time
What is the best statistical measurement technique to monitor ordinal data so that we can detect trends in the data over time? I have individual odor panel data (y-axis) for each lot of product (x-axis) produced over time and would like to detect a trend change. Details: (1) 2 odor panelists score each lot of product produced, (2) two panelists are random from a pool of trained panelists, (3) odo...