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need help plz?

 A standard deck of 52 cards consists of 4 suits (hearts, clubs, diamonds, and spades). If a student deals 3 cards from a standard deck, determine the probability to the nearest hundredth, that at least one card is a heart. Use the method stated below:

a. direct reasoning (2 marks)

b. indirect reasoning (2 marks)

1 Answer

Relevance
  • 2 months ago

    b.  1 - (39/52)(38/51)(37/50) 

    = 1 - (3/4)(19/25)(37/51) = 1 - (1/4)(19/25)(37/17) = around 0.586.

    a.  a lot harder.

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