posted by tom on .
For each day of the 5-day working week Tom can choose any
one of 6 newspapers to read at the lunchtime.
(i) How many different choices are possible in a week?
(ii) If Tom wants to read a different title each day, then how
many different choices are possible in a week?
1) The probability of both/all events occurring is determined by multiplying the probabilities of the individual events.
(1/6)^5 = ? (This is with replacement.)(Use the denominator)
2) 1/6*1/5*1/4*1/3*1/2 = ? (This is without replacement.)