Suppose that the following table contains the complete probability distribution for the number of credit cards a. Compute the mean number of credit cards owned by an adult in this country. owned by adults in a certain country. Complete (a) and (b) to the right. Number of Credit Cards (X) P(X) H =] (Type an integer or decimal rounded to three decimal places as needed.) 10 00 VO) UTA WN - 0.26 0.16 0.13 b. Compute the standard deviation. 0.12 0.09 0 =0 0.08 (Type an integer or decimal rounded to three decimal places as needed.) 0.06 0.05 0.03 0.02 Enter your answer in each of the