Question

A box has two green, one red, and two yellow balls. You select balls out of the box without replacement, noting their colour, until you have selected two of the same colour. What is the sample space of your experiment?

Answer 1

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Answer:

Here as there are a total of 3 colours possible and 2 balls are drawn. Therefore the sample space for the given experiment would be given as:

S = { GG, YY, GYY, YGG, RGG, RYY, GRYY,  YRGG, RGYY, RYGG, YGY, YRY, GRG, GYG, YGRY, YRGY, GYRG, GRYG }