Calculate the standard deviation o of X for the probability distribution. (Round your answer to two decimal places.) O = 2 4 P(X = x) 0.1 0.5 0.1 0.3

Q: Find the mean of the given probability distribution. x| P(x) O 0.26 1 0.11 2 0.16 3 0.05 4 0.42…

A: Solution:- find the mean of the given probability                       distribution.…

Q: Determine the required value of the missing probability to make the distribution a discrete…

A: Given, X 3 4 5 6 P(X)  0.23 ?  0.45 0.11

Q: For the given probability distribution, find the missing value ?? x p(x) 0 0.03 1 0.34 2 0.27 3 ??

A: x p(x) 0 0.03 1 0.34 2 0.27 3 ? Conditions for the discrete probability distribution:…

Q: find the mean of this probability distribution, round your answer to one decimal place. X 0,1,2,3…

A: x P(X) x*P(x) 0 0.3 0 1 0.2 0.2 2 0.15 0.3 3 0.35 1.05     ∑x*P(x) = 1.55

Q: Determine whether this table represents a probability distribution. P(x) x 0 2 0.12

A: A probability distribution is a mathematical function that describes the likelihood of various…

Q: p(4) = Write an integer or decimal

A: Here given discrete probability distribution of X Here use rule , Total probabilityalways equal to 1

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

A:

Q: The probabilities for a discrete probability function all fall between which two values? 0.5, 1 0, 1…

A:

Q: x P(x) 0 0.15 1 0.25 2 0.1 3 0.5 Find the mean of this probability distribution. Round your answer…

A:

Q: Write the distribution for the formula and determine whether it is a probability distribution.  (a)…

A: For a probability distribution, the sum of all probabilities must be equal to 1.

Q: Using the joint probability table below, determine E(XY). 4357 101 0.05 0.05 0.15 0.3 0.15 0 0.15…

A: The table shows the joint probability distribution.

Q: x P(x) 0 0.3 1 0.15 2 0.25 3 0.3 Find the mean of this probability distribution. Round your answer…

A: The given probability distribution table is, The formula for calculating the mean of the…

Q: x P(x) 0 0.05 1 0.05 2 0.2 3 0.7 Find the mean of the probability distribution, round your answer to…

A: Given :     X p(x)  0 0.05 1 0.05 2 0.2 3 0.7

Q: Let X be the number of errors that appear on a randomly selected page of a book. The following table…

A: Since, the sum of all probabilities of a distribution is always equal to 1. That means ∑P(x) = 1 The…

Q: P(x) 0.3 1 0.05 0.25 3 0.4 Find the mean of this probability distribution. Round your answer to one…

A: Given table:

Q: Find the mean of the given probability distribution. x P(x) 0 0.11 1 0.26 2 0.35 3 0.21 4 0.07 1.87…

A: x p(x) x*p(x) 0 0.11 0 1 0.26 0.26 2 0.35 0.70 3 0.21 0.63 4 0.07 0.28     Σx*p(x) =…

Q: Determine the missing probability for the distribution.   X 1 2 3 4 P(x)    [A] 0.048…

A: The table given in the problem represents the probability distribution. There are four different…

Q: The number of cars per household in a certain neigborhood varies from 1 to 6. The probability…

A: From the provided information,The probability distribution table is as…

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: Use the discrete probability distribution below to find the probability that x equals 5. X:3 5 7 9…

A: We have to find given probability.

Q: P(x) 0. 0.2 1 0.25 0.15 0.4 Find the mean of this probability distribution. Round your answer to one…

A: The probability distribution table is given.

Q: For the probability distribution given below, find P(X = 3). For the probability distribution given…

A: Given,   The given probability distribution,     The objective is to find the required…

Q: Find the mean of this probability distribution. Round your answer to one decimal place.

A: The mean of the probability distribution is, μ=Ex=∑xPx=0×0.25+1×0.2+2×0.05+3×0.5=0+0.2+0.10+1.5=1.8

Q: Find the probability that at least one flight arrives on time. x p(x) 0 0+ 1 0.006 2 0.057…

A: The objective of the question is to find the probability that at least one flight arrives on time.…

Q: P(X) 0.2 1 0.25 2 0.2 3 0.35 Find the mean of this probability distribution. Round your answer to…

A:

Q: Find the mean of the probability distribution shown. (Round to 2 decimal places)

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Q: Calculate the mean for the discrete probability distribution shown here. 6 7 0.24 0.32 X P(x) 1 0.25…

A: The table shows x values and their probability values.

Q: x P(x) 0 0.25 1 0.05 2 0.2 3 0.5 Find the mean of this probability distribution. Round your answer…

A:

Q: x P(x) 0 0.2 1 0.05 2 0.15 3 0.6 Find the mean of this probability distribution. Round your answer…

A: xP(x)00.210.0520.1530.6Mean of the distribution = ?

Q: The table shows the probability distribution of the number of days (x) to complete a construction…

A:

Q: Find the probability that at least one flight arrives on time. x p(x) 0 0+ 1 0.006 2 0.057…

A: The objective of the question is to find the probability that at least one flight arrives on time.…

Q: Determine whether or not the distribution is a discrete probability distribution and select the…

A: It is an important part of statistics. It is widely used.