Probability
The following table contains the probability distribution for X = the number of occupants in a randomly chosen car on University Ave on a Monday morning.
X |
1 |
2 |
3 |
4 |
5 |
---|---|---|---|---|---|
P(X) |
0.32 |
0.26 |
0.33 |
0.04 |
0.05 |
Calculate the mean or expected value for the number of occupants
in a car on University Ave on Monday
morning?
Show your working or attach an image of your handwritten solution
(write your name at the top of your paper)
Probability The following table contains the probability distribution for X = the number of occupants in...
If we know that the length of time it takes a university student to find a parking space in the university car park follows a normal distribution with a mean of 4.5 minutes and a standard deviation of 1 minute, find the probability that a randomly selected university student will find a parking space in the car park in less than 3 minutes. Show your working or attach an image of your handwritten solution (write your name at the top...
If we know that the length of time it takes a university student to find a parking space in the university car park follows a normal distribution with a mean of 3.5 minutes and a standard deviation of 1 minute, find the probability that a randomly selected university student will find a parking space in the car park in more than 3 minutes. Show your working or attach an image of your handwritten solution (write your name at the top...
the following table presents the probability distribution of
the number of vacations X taken last year for a randomly chosen
family.
Question 6 0.1 pts The following table presents the probability distribution of the number of vacations X taken last year for a randomly chosen family. Find P(1 or more). x 0 P(x) 0.15 1 0.56 2 0.15 3 4 0.1 0.04 0.29 0.56 0.71 0.85
The following table contains the probability distribution for X = the number of speeding cars reported in a day at an intersection. Probability 0.12 0.29 0.42 0.11 0.04 0.02 What is the probability of more than one but at most four speeding cars in a day at the intersection?
Question 21 The following table presents the probability distribution of the number of vacations X taken last year for a randomly chosen family, Find the probability that s family took exactly 3 p(a) 07 0.91 0.09 0.07 0.98
The following table contains the probability distribution for the number of traffic accidents daily in a smal town. Complete parts (a) and (b) to the right. a. Compute the mean number of accidents per day. Number of Accidents Px) (Type an integer or a decimal.) Daily (X) 0.22 0.25 0.21 0.11 0.09 0.07 0.05 b. Compute the standard deviation. (Type an integer or decimal rounded to three decimal places as needed.)
The probability distribution of X, the number of under-inflated tires on a randomly selected automobile checked at a particular inspection station is given below. X 0 1 2 3 4 Prob 0.54 0.16 0.06 0.04 0.20 A) What is the probability that more than 2 tires are under-inflated?
Quesuul 5 UL 14 (0 punts) view pivem id puru Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows. 1 2 3 4 5 P(x) 0.62 0.12 0.09 0.03 0.14 Download data LOADING 0% Part 1 Find P (5). P (5) -10.14 Part 2 out of 7 Find P (Less...
6. In the accompanying table, the random variable x represents the number of televisions in a household in a certain country. Determine whether or not the table is a probability distribution. If it is a probability distribution, find its mean and standard deviation. x P(x) 0 0.04 1 0.11 2 0.32 3 0.25 4 0.15 5 0.13 If the table is a probability distribution, what is its mean? Select the correct choice below and fill in any answer boxes within...
5 = b Let X be a random variable with the following probability distribution: Value x of X P(X=x) 30 0.35 40 0.30 0.05 0.15 0.15 Find the expectation E (x) and variance Var (x) of X. (If necessary, consult a list of formulas.) X 5 ? E (x) = 0 Var(x) = 0 Continue The workers' union at a certain university is quite strong. About 96% of all workers em workers went on strike, and now a local TV...