Answer:
$3
Step-by-step explanation:
The probability distribution for X, the pizza shop's profit is given below:
The mean of X is the expected value of X.
Mean,
=-0.6+3.6
=$3
The mean profit of the pizza's shop for a randomly selected delivery order for one of these pizzas is $3.
Step-by-step explanation:
hope you can understand
Answer:
The sets E' and P' are not disjoint.
Step-by-step explanation:
Definition: Two sets are disjoint if their intersection is an empty set.
The sets are defined as follows.
We are to determine if the sets E' and P' are disjoint.
E' and P' are the complements of E and P respectively.
Therefore:
The intersection
Therefore, the sets E' and P' are not disjoint.