current/amps | voltage/volts |
---|---|
0.00 | 0.0 |
0.15 | 1.0 |
0.18 | 1.5 |
0.25 | 3.0 |
Linear regression: On the 15th of November the physical science students measured current and voltage to determine whether a series of circuits with one, two, and three light bulbs obeyed Ohm's law where Voltage V = current i × resistance R. Their data is shown in the table.
Linear regression statistics | |||
---|---|---|---|
Statistic or Parameter | Symbol | Equations | OpenOffice |
Slope | b | =SLOPE(y data; x data) | |
Intercept | a | =INTERCEPT(y data; x data) | |
Correlation | r | =CORREL(y data; x data) | |
Coefficient of Determination | r2 | =(CORREL(y data; x data))^2 |