Question 6 of 14, Step 3 of 5 5/20 Correct Consider the following data: X -7 -6 -5 -4 - 3 P(X = X) 0.3 0.1 0.2 0.2 0.2 Step 3 of 5 : Find the standard deviation. Round your answer to one decimal place. Table Answer W How to enter your answer (opens in new window) Pre