# WK5 with answers.xlsx - Soft Drinks 15 diet colas 4 cans of...

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Soft Drinks15 diet colas4 cans of lemonade6 cans of root beer25 TOTAL(a)PROBABILITY OF NEXT DRINK TO BEFormula DiscriptionExamplediet colas 0.60 "=no of diet colas/total""=B3/\$B\$6"cans of lemonade 0.16 "=no of cans of lemonade/total"cans of root beer 0.24 "=no of cans of root beer/total"(b)Imperical or Relative Frequency Definition of ProbabilityFormula CalculationYou will need to pick only oneof the three definitions, that is most appropriate, then de
elete the other two:
CoinsSample SpacePossible OutcomeCoin 1Coin 2Coin 3Probability1TTT0.1252TTH0.1253THT0.1254THH0.1255HHH0.1256HHT0.1257HTH0.1258HTT0.125Each time a coin is dropped it will be either a Head H or a Tail TSo one possible out come is that all coins show a Tail T: T T T, or first and second coin show a T wThe probability for each out come is equal to the frequency of the outcome divided over the total time, so its probaility = 1/8 = 0.125 or 12.5%
while third coin show a Head H: T T H, and so onnumber of outcomes; for example T T T can only occur one