subject
Mathematics, 17.04.2020 18:06 adamgala3885

The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.3. The probability that there are 8 occurrences in ten minutes is 5.3

The random variable x satisfies which of the following probability distributions?
a. normal
b. Poisson
c. binomial
d. Not enough information is given to answer this question.

The probability that there are 8 occurrences in ten minutes is:
a. 0.0241
b. 0.0771
c. 0.1126
d. 0.9107

The probability that there are less than 3 occurrences is:
a. 0.0659
b. 0.0948
c. 0.1016
d. 0.1239

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 20:50
Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?
Answers: 2
question
Mathematics, 22.06.2019 01:30
Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample
Answers: 2
question
Mathematics, 22.06.2019 02:00
The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots.
Answers: 1
question
Mathematics, 22.06.2019 02:30
Find the value of the combination. 5 c 5
Answers: 2
You know the right answer?
The random variable x is the number of occurrences of an event over an interval of ten minutes. It c...
Questions
question
Mathematics, 25.03.2020 23:33
question
Physics, 25.03.2020 23:34
question
Mathematics, 25.03.2020 23:34
Questions on the website: 13722361