# A probability problem

Suppose I have 100 balls in a box and 10 of them are red. If I randomly take out 40 of them, what is the probability that I can get at least 6 red balls? How is this worked out?

Suppose I have 100 balls in a box and 10 of them are red. If I randomly take out 40 of them, what is the probability that I can get at least 6 red balls? How is this worked out?

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## All Answers (5)

Audil Khaki· University of KashmirYou may use Excel Formula for this and work it out as:

=HYPGEOMDIST(6,40,10,100)

Which works out to 10%

Kieran Mccaul· University of Western AustraliaPavan Jindam· Reserve Bank of IndiaJoykrishna Pramanik· Indian School of MinesWen Wang· University of Minnesota Twin CitiesCan you help by adding an answer?