The local police department receives an average of two calls per ...

[kaid0807]

The local police department receives an average of two calls per hour. Use the Poisson distribution to determine the probability that in a randomly selected hour the number of calls is five.
 
  A) 0.0361 B) 0.0018 C) 0.0282 D) 0.0014

Question 2

Find the z-score having area 0.86 to its right under the standard normal curve; that is, find z 0.86 .
 
  A) -1.08 B) 1.08 C) 0.8051 D) 0.5557

[Tonny]

Answer to Question 1

A

Answer to Question 2

A

[kaid0807]

Gracias!

[scottmt]

Thanks for the timely response, appreciate it