Imperfections in computer circuit boards and computer chips lend themselves to statistical treatment. For a particular type of board, the probability of a diode failure is 0.03 and the board contains...

4b. Answers must be in 4 decimal places with correct units and complete solution.

Extracted text: Imperfections in computer circuit boards and computer chips lend themselves to statistical treatment. For a particular type of board, the probability of a diode failure is 0.03 and the board contains 200 independent diodes. b. What is the standard deviation?