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Start the planIf there is a \(20\%\) chance of rain every day for the next \(7\) days, what is the probability that it will rain exactly \(2\) days out of the next \(7?\)
A. \(\dfrac{21}{10^7}\)
B. \(\dfrac{2^7}{10^7}\)
C. \(\dfrac{21^7}{10^7}\)
D. \(\dfrac{(21)(2^{17})}{10^7}\)
E. \(\dfrac{(42)(2^{17})}{10^7}\)
[spoiler]OA=D[/spoiler]
Source: Veritas Prep
A. \(\dfrac{21}{10^7}\)
B. \(\dfrac{2^7}{10^7}\)
C. \(\dfrac{21^7}{10^7}\)
D. \(\dfrac{(21)(2^{17})}{10^7}\)
E. \(\dfrac{(42)(2^{17})}{10^7}\)
[spoiler]OA=D[/spoiler]
Source: Veritas Prep
