1. Assignment (1)
WEEK 3

2. Linear regression by Excel
Use Excel to get the model that relate (hydrocarbon level to purity)use the data in the following table.

3. Example (2)
Ten data points were taken in an experiment in which the independent variable x is the mole percentage of a reactant and the dependent variable y is the yield (in percent):
Use least square method and Excel to Fit a linear model with these data and define R2 is the linear model is appropriate if not use excel to define the appropriate model.