How do you compute the standard deviation. Round the answer to at least three decimal places

Question 27 of 37 (6 points) Attempt 1 of 1 View question in a popup | 2h 27m Remaining 5.1 Section Exer Put some air in your tires: Let X represent the number of tires with low air pressure on a randomly chosen car. The probability distribution of X is as follows. x 0 1 2 3 4 P(x) 0.1 0.2 0.3 0.3 0.1 Send data to Excel Part: 0 / 6 Part 1 of 6 (a) Find P (2). P(2) 3