When analyzing the impacts of the V-1 bombs in World War II, South London was subdivided into 576 regions, each with an area of 0.25 km2. In all, 535 bombs hit the combined area of 576 regions. a. If a region is randomly selected, find the probability that it has been hit exactly twice. b. Based on the probability calculated in part (a), how many of the 576 regions would you expect to be hit exactly twice?

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Chapter1: Combinatorial Analysis
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ФЫ В А П Р О ВАПРОЛДЗАПРОЛДЖЭ
ЯЧСМИТНЧСМИТЬБНСМИТЬБЮ
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When analyzing the impacts of the V-1 bombs in World War II, South London was
subdivided into 576 regions, each with an area of 0.25 km2. In all, 535 bombs hit the
combined area of 576 regions.
a. If a region is randomly selected, find the probability that it has been hit exactly
twice.
b. Based on the probability calculated in part (a), how many of the 576 regions
would you expect to be hit exactly twice?
ЙЦУКЕНГШУКЕНГШ Щ ЭКЕНГШЩЗхъ
Transcribed Image Text:ФЫ В А П Р О ВАПРОЛДЗАПРОЛДЖЭ ЯЧСМИТНЧСМИТЬБНСМИТЬБЮ SOLVE STEP BY STEP IN DIGITAL FORMAT When analyzing the impacts of the V-1 bombs in World War II, South London was subdivided into 576 regions, each with an area of 0.25 km2. In all, 535 bombs hit the combined area of 576 regions. a. If a region is randomly selected, find the probability that it has been hit exactly twice. b. Based on the probability calculated in part (a), how many of the 576 regions would you expect to be hit exactly twice? ЙЦУКЕНГШУКЕНГШ Щ ЭКЕНГШЩЗхъ
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