Data Analysis with MInitab

There is significant difference in each brand. Brand 1 have mean value of 96.00, brand 2 have mean value of 74.40 and brand 3 have mean value of 102.80. There significant difference between the life of three brand batteries.

The circuit type 1 takes the 11 milliseconds t response, circuit type 2 takes 25.60 milliseconds, and circuit type 3 takes 6.80 milliseconds. Circuit type 3 takes the lowest time to respond. Also there is significant difference among these circuits.