Question

Q.50) Average number of incoming telephone calls at a switch board per minute
is 2. Find the probability that one call is received per minute. (e-2 = 0.135) *
O 0.135
0.270
0.405
0.595​

Answer 1

Answer:

0.270

Step-by-step explanation:

p = (e^(-r))(r)^x

----------------

x!

x=no of success in question =1

r= mean no of sucess=2

p = (e^(-2))(2)^1

----------------

1!

p = 0.270