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Statistics
and Probability

MATERIALS: Two bags of candy.
One contains four flavors (any combination)
to make 35 pieces. The other bag contains
three flavors (any combination)
to make 21 pieces, one note card with
the words "same bag," one note card
with the words "different bags"

Sweet
Probabilities

One group member draws a card telling him or her to use the same or different bags and draws two pieces of candy from the bag or bags. If one bag is indicated, the member may either replace the candy after each draw or draw two pieces without replacement.

The rest of the group then calculates the probability of the draw. When all have finished, the answers are compared and discussed. When all members understand how the correct probability is computed, the cards and bag are passed to the next member.

©Glencoe/McGraw-Hill Pre-Algebra


 

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