The number of traffic accidents that occur on a particular stretch of road during a month follows a Poisson distribution with a mean of 7.2.
Find the probability that the next two months will both result in four accidents each occurring on this stretch of road.
A) 0.083599 B) 0.006989 C) 0.000999 D) 0.167197
Q. 2For two independent events A and B, suppose P(A ) = 0.6 and P(A B) = 0.42. Then P(B) = 0.7.
Indicate whether the statement is true or false
Q. 3The number of traffic accidents that occur on a particular stretch of road during a month follows a Poisson distribution with a mean of 7.1. Find the probability of observing exactly three accidents on this stretch of road next month.
A) 20.254719 B) 0.049219 C) 2.969890 D) 0.335675
Q. 4Based on this data and given an x-value of 10, the y-value would be _________.
A) 10 B) cannot determine C) 8 D) between 0 and 20
Q. 5For two independent events A and B, suppose P(A ) = 0.5 and P(B) = 0.4. Then P(A B) = 0.9.
Indicate whether the statement is true or false
Q. 6The relationship between these variables is _________.
A) a negative association B) no association
C) cannot determine D) a positive association
Q. 7The number of traffic accidents that occur on a particular stretch of road during a month follows a Poisson distribution with a mean of 6.7. Find the probability that less than three accidents will occur next month on this stretch of road.
A) 0.901192 B) 0.962894 C) 0.098808 D) 0.037106
Q. 8For two events A and B, suppose P(A ) = 0.7, P(B) = 0.6, and P(A B) = 0.5. Then P(BA ) = 0.83.
Indicate whether the statement is true or false
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