Question 11 • PISD-Statistics B 4th GP
The probabilities for all five bow ties must add up to 1. The polka-dot tie has probability 0.40, leaving 1 − 0.40 = 0.60 for the other four ties. Since those four are equally likely, each has probability 0.60 ÷ 4 = 0.15, so the correct choice is 0.15.
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