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
Answer:
its a
Step-by-step explanation:
Answer:
x=−7/8
Step-by-step explanation:
Answer:
A subset is when all of the elements in the subset are in the actual set. A proper subset is a subset which the actual set has at least on more element than the proper subset.
Step-by-step explanation:
For example, Set A, {1,2,3} is a subset of B {1,2,3}. But Set C, {1,2} is a proper subset of B. Set {5,8} is a subset of {2,5,8}.