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A small firm has 24 accounts payable, of which 14 of the accounts have errors in them. If 7 accounts are chosen at random for review, then answer the following: (Show how you arrived at your answer. Use proper mathematical notation.)
A) How many different ways can you select the accounts so that 5 of them have errors and 2 do not have errors?
B) How many total ways can you select the 7 accounts?
C) How many different ways can you select the accounts so that there is at least 3 accounts that have errors in them?
D) If the 7 accounts are selected at random, what is the probability that either 4 or 5 of the accounts have errors in them?
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How many dissimilar computer passwords are possible?
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An investment firm with 10,000 clients would like to accurately forecast the average dollar amount their current customer will deposit over the coming year.
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