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nuccioreggie
 one year ago
Jamie has a deck of 60 sports cards, of which some are baseball cards and some are football cards. Jamie pulls out a card randomly from the deck, records its type, and replaces it in the deck. Jamie has already recorded three baseball cards and nine football cards. Based on these data, what is, most likely, the number of baseball cards in the deck?
12
15
24
30
nuccioreggie
 one year ago
Jamie has a deck of 60 sports cards, of which some are baseball cards and some are football cards. Jamie pulls out a card randomly from the deck, records its type, and replaces it in the deck. Jamie has already recorded three baseball cards and nine football cards. Based on these data, what is, most likely, the number of baseball cards in the deck? 12 15 24 30

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nuccioreggie
 one year ago
Best ResponseYou've already chosen the best response.0its 15 @Michele_Laino

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0the experimental probability, to get a baseball card, is: favorable outcomes/ possible outcomes= 3/(3+9)=...?

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0correct! so the requested number, is given by the subsequent computation: probability* possible outcomes= 0.25*60=...?

nuccioreggie
 one year ago
Best ResponseYou've already chosen the best response.015 i already said that
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