Helllllllllllllllllpppppppppppppppppp
2 answers:
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Answer:
y =
Step-by-step explanation:
9x-4y = 20
<u><em>Given that x = -2</em></u>
<em>Putting in the above equation</em>
9(-2) -4y = 20
-18 - 4y = 20
-4y = 20+18
-4y = 38
<em>Dividing both sides by -4</em>
y =
y =
y =
Answer:
0.59375
Step-by-step explanation:
In a uniform distribution the probability that the time t is greater than any given value, X, is:
In this problem, the limits of the distribution are a = 0 and b = 8 minutes.
For X =3.25 minutes:
The probability that a randomly selected passenger has a waiting time greater than 3.25 minutes is 0.59375.