_________ is the amount of ink used in a graph that is devoted to ...

[fox]

_________ is the amount of ink used in a graph that is devoted to non-redundant display of the data.
 
  A) a scale break B) chart junk C) data-ink D) the lie factor

Question 2

Suppose the number of babies born during an eight-hour shift at a hospital's maternity wing follows a Poisson distribution with a mean of 5 an hour. Find the probability that exactly three babies are born during a randomly selected hour.
 
  What will be an ideal response?

[scrocafella]

Answer to Question 1

C

Answer to Question 2

Let x = the number of babies born during a one hour period at this hospital's maternity wing.
Then x is a Poisson random variable with  = 5.

P(x = 3 ) = 0.140374

[fox]

Gracias!

[tranoy]

Thanks for the timely response, appreciate it