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1) a deck of cards is shuffled and the cards turned up one at a time. What is the probability that all the aces will appear before any of the tens?
2) which is more likely-- at least one 6 in 4 rolls of a fair die or at least one sum of 12 in 24 rolls of a pair of dice?
3) a true false test has 4 questions. the student is guessing.
a) What is the probability the student answers at least half of the questions correctly?
b) now, the student knows the answer of question2 (false). WHat is the probability that the student answers at least half of the questions correctly
2) which is more likely-- at least one 6 in 4 rolls of a fair die or at least one sum of 12 in 24 rolls of a pair of dice?
3) a true false test has 4 questions. the student is guessing.
a) What is the probability the student answers at least half of the questions correctly?
b) now, the student knows the answer of question2 (false). WHat is the probability that the student answers at least half of the questions correctly