Identity theft often begins by someone discovering your nine-digit social security number or your credit card number.
Question:
Identity theft often begins by someone discovering your nine-digit social security number or your credit card number. Answer each of the following. Express probabilities as fractions.
a. What is the probability of randomly generating nine digits and getting your social security number.
b. In the past, many teachers posted grades along with the last four digits of the student’s social security numbers. If someone already knows the last four digits of your social security number, what is the probability that if they randomly generated the other digits, they would match yours? Is that something to worry about?
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Step by Step Answer:
a Each of the 9 digits has 10 possible outcomes 0129 By applying ...View the full answer
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