A discrete random variable can assume 4 possible values, as listed in the accompanying probability distribution.   x: -5 0 2 5     p(x): 0.20 0.30   0.10       a)    Find p(2).

Q: A researcher surveyed the households in a small town. The random variable X represents the number of…

A:

Q: A factory manager collected data on the number of equipment breakdowns per day.  From this data she…

A: Given, No. of breakdowns x Probability p(x) 0 0.80 1 k 2 0.05

Q: Find the probability of the indicated event if P(E)= 0.30 and P(F) = 0.55. Find P(E or F) if P(E and…

A: The provided information are: P(E)=0.30 P(F)=0.55 P(E and F)=0.15 To calculate the P(E or F) use the…

Q: The plot to the right shows the probability function of a random variable Z. Estimate the needed…

A: For the given plot Find P ( z >=3 or z =-1 ) = ? P ( z >=3 ) +P(  z =-1 ) = P( z = 3 ) + P( Z…

Q: For a probability distribution X, if E(X) = 0.35 then E(3X-2) = Select one: O 1.05 O -1.05 O 0.95 O…

A: Assume that X is a random variable.

Q: L10Q1.The probability distribution of a random variable is given below. X 0 1 2 P(X) 2 a a 3 a Find…

A: X 0 1 2 P(X) 2 a a 3 a

Q: Find the probability of the indicated event if ​P(E)=0.25 and ​P(F)=0.55. Find​ P(E and​ F) if​ P(E…

A: Here we need to find P(E and F).

Q: Find the probability of the indicated event if P(E) = 0.35 and P(F) = 0.45. Find P(E or F) if P(E…

A: Given :   P(E) = 0.35  and  P(F) = 0.45                P(E and F) = 0.10

Q: Construct the distribution of the given formula and check if the correspondence can serve as the…

A: Given : P(x) = x+315 for 1,2,3

Q: Find the variance of the following discrete probability distribution. Formula:  Write and encircle…

A: We want to find the variance

Q: Find the probability of the indicated event if P(E)= 0.25 and P(F)= 0.50. Find P(E or F) if P(E and…

A: Recall that  P[E or F]= P[E]+P[F]-P[E and F] This formula can be justified by following Venn…

Q: Find the probability of the indicated event if P(E)= 0.35 and P(F)= 0.35. Find P(E or F) if P(E and…

A: We have given that  P( E ) = 0.35,     P( F ) = 0.35 and P( E and F ) = 0.05.

Q: Find the probability of the indicated event if ​P(E)=0.35 and ​P(F)=0.55.   Find​ P(E or​ F) if​ P(E…

A: Given,     The objective is to find P(E or F)

Q: Find the probability of the indicated event if P(E) = 0.20 and P(F) = 0.45. Find P(E or F) if P(E…

A:

Q: Find the probability of the indicated event if P(E)=0.30 and P(F) = 0.40. Find P(E or F) if P(E and…

A: From the provided information, P (E) = 0.30 and P(F) = 0.40 And P (E and F) = 0.20

Q: The probability distribution of random variable X is given as follow: 2 4 5 f (x) 0.41 0.37 0.16…

A: We have to find correct answer..

Q: Activity 3: 1. Find the mean of the probability distribution of the random variable X, which can…

A: given,probability distribution of the random variable X; X 1 2 3 P(X) 1033 13 1233

Q: Find the probability of the indicated event if ​P(E)=0.30 and ​P(F)=0.45. Find​ P(E or​ F) if​ P(E…

A: Solution: From the given information,

Q: Suppose that the random variable xx, shown below, represents the number of speeding tickets a person…

A: Solution: From the given information, the probability distribution of X is

Q: The random variable X has probability distribution given in the table below: X -1 0 1 2 3 P(X=x) b…

A:

Q: The value of E(X) for the dizerete random variable Xhaving tihe following probability distribution:…

A: We have to find E(x)...

Q: Find the probability of the indicated event if P(E) = 0.40 and P(F)=0.50. Find P(E or F) if P(E and…

A:

Q: Suppose that the random variable xx, shown below, represents the number of speeding tickets a person…

A: As per the guidelines we are allowed to solve maximum of 3 subparts Please repost the question if…

Q: Suppose that the random variable xx, shown below, represents the number of speeding tickets a person…

A: Given, Number of spending tickets a person received in three years periods and below the probability…

Q: Let Y be a random variable with the following probability distribution: p(y) = y/6 for y = 1; 2; 3…

A:

Q: Suppose that the random variable xx, shown below, represents the number of speeding tickets a person…

A: given: x P(x) 0 0.3891 1 0.281 2 0.1497 3 0.098 4 0.0471 5 0.0351 6+ 0 Plug in…

Q: Find the probability of the indicated event if P(E) = 0.20 and P(F) = 0.40. Find P(E or F) if P(E…

A:

Q: The random variable X, representing the number of nuts in a chocolate bar has the following…

A: As per the Bartleby guildlines we have to solve first question and rest can be reposted... Given…

Q: The random variable X represents the number of children per family in a rural area in Ohio, with the…

A: Define the probability distribution p(x) for random variable x. The probability distribution p(x) is…

Q: A discrete random variable can assume 5 possible values, as listed in the accompanying probability…

A: From the provided information, x -5 0 25 P (x) 0.20 0.30 0.10

Q: Suppose that the random variable xx, shown below, represents the number times . P(x)P(x) represents…

A: Part A The probability that a randomly selected person has received four tickets in a three-year…