The probability that an adult possesses a credit card is 0.74. a researcher selected four adults at random. the probability (rounded to three decimal places) that three of the four adults possess a credit card is:
If you wanted to solve this question, you start with 0.74. three decimal spaces to the right of that would be 740. If 3 out of 4 possesses a credit card, the ratio of that probability would be 3:4 because 0.74 approximately equals 0.75.
