Answer:
-30=-30
Step-by-step explanation:
Always true.
Answer:
See explanation
Step-by-step explanation:
There are 14 green, 12 orange and 19 purple tennis balls in the bag,
balls in total.
A. The propbabilities that
a randomly chosen ball from the bag is green 
a randomly chosen ball from the bag is orange 
a randomly chosen ball from the bag is purple 
A probability model for choosing a tennis ball from the bag is

B. Suppose a tennis ball is randomly selected and then replaced 75 times. You can expect that orange ball appear
times
The situation would be an example of replication because the company is trying to find out and replicate results that would occur in the general population.
Answer:
it is 6 days
Step-by-step explanation: