Help please! Solve the system of equations.
1 answer:
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The formula for the conditional probability is:
This indicates the probability of event A, given that event B has already occurred.
Here P(A*B) indicates P(A∩B).
Using the given values, in the formula, we can write:
Therefore, option D is the correct answer.
This indicates the probability of event A, given that event B has already occurred.
Here P(A*B) indicates P(A∩B).
Using the given values, in the formula, we can write:
Therefore, option D is the correct answer.
Answer:
a)
Mean
b)
c)
Step-by-step explanation:
From the given information:
a.)
Mean
Let consider X to be a random variable that follows an exponential distribution; then:
P(X) = 1 - since
b.)
The required probability that a random chosen customer would spend more than $5,000 can be computed as:
c.)
Answer:
attached below
Step-by-step explanation:
d(x)=|x| -4
x≥0 d(x) = x -4
x<0 d(x) = -x -4
