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In a city 10 accidents take place in a s...

In a city 10 accidents take place in a span of 50 days. Assuming that the number of accidents follow the posion distribution, the probability that three or more accidents occur in a day, is

A

`sum_(k=3)^(prop) (e^(-lambda)lambda^(k))/(k!), lambda =0.2`

B

`sum_(k=3)^(prop) (e^(-lambda)lambda^(k))/(k), lambda =0.2`

C

`1-sum_(k=0)^(3)( e^(-lambda) lambda_(k))/(k!),lambda=0.2`

D

`sum_(k=0)^(3) (e^(-lambda)lambda_(k))/(k!),lambda=0.2`.

Text Solution

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The correct Answer is:
A
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