What requirements are necessary for a normal probability distribution to be a standard normal probability distribution? ....

Q: Why is the normal distribution so important? Answer Choices: Because the probability of getting a…

A: A normal distribution is a symmetric distribution in which most of the density of the data lies…

Q: What is the difference between symmetric and standard symmetric distributions? Subject: Applied…

A: Symmetric distribution is a type of distribution where the left side of the distribution mirrors the…

Q: What is the shape of a x ^ 2 distribution?

A: If Xi’s follows standard normal distribution for all i = 1, 2, .., n, then ΣXi2 follows chi square…

Q: The probability of any one particular value in the normal distribution

A: The probability value always lies between 0 and 1 for any distribution.

Q: A U-shaped distribution is an example of a symmetrical distribution. a. True O b. False

A: We want to tell you above statement is true or false

Q: procedure can be treated as a binomial distribution. O true O false

A: Given 200 randomly selected Americans are asked if they smoke cigarettes.

Q: The mean of a standard normal probability distribution

A:

Q: What is the difference between discrete and continuous probability distributions?

A: From the question, We'll distinguish between discrete and continuous distribution.

Q: (b) what is the probability that seven or more claims are made by males under age 25? (use 3 decimal…

A: The probability value p = 0.45 (b) n = 10, The probability that P(X>=7) is given by P(X≥7) =…

Q: If X represents a random variable coming from a normal distribution with mean 3 and if P(X> 4.6) =…

A:

Q: What does standard deviation measure in a probability distribution

A: In simple words, Standard deviation measures the variability of all possible outcomes of a…

Q: What requirements are necessary for a normal probability distribution to be a standard normal…

A: A normal distribution is known as Standard normal distribution when its parameter mean, and variance…

Q: In a bell curve distribution, the median is less than the mean and is located to the left of the…

A:

Q: Thestandard deviation of a probability distribution must be: A.anonnegative number B.anumber between…

A: The formula of standard deviation iss=Variance=∑x-x2n-1 Therefore, the value of standard deviation…

Q: When figuring probabilities for a normal distribution why is it necessary that we must convert to a…

A: For figuring out the probabilities for a normal distribution,whatever the parameters might be,we…

Q: 4. A standard normal curve is a normal probability distribution that has a mean of one and standard…

A: 4. Answer: False

Q: Suppose 10% of probability for a normal distribution ?(?, ? 2 ) is below 25 and 5% above 90, what…

A: From the given information, Consider, X follows normal distribution N (µ, σ). P (X<25) = 0.10 P…

Q: Sketch the normal distribution with a. µ = 3 and σ = 3.b. µ = 1 and σ = 3.c. µ = 3 and σ = 1.

A: a.The normal distribution with  is,

Q: Find the indicated probability using the standard normal distribution. P(-2.45<z<2.45)

A:

Q: Construct a Probability Distribution and compute for the Mean, Variance and Standard deviation Y 2 3

A:

Q: Define Probability Distribution of a Discrete Random Variable?

A: The probability distribution of a discrete random variable is a table that mentions all the possible…

Q: Statistics released by a reputable traffic safety organization show that on an average weekend…

A: The following information has been given: The probability of success is: p=110  =0.1 q=1-p  =1-0.1…

Q: A normal probability table uses the standard normal curve to determine areas of probability by the…

A:

Q: There are many different ways to determine whether or not a data set has a normal distribution. O…

A: Find your answer below

Q: 4. In the case of Standard Normal Distribution, the probability value that a random variable assume…

A: Normal Distribution is a continuous distribution.   In continuous distribution, random variable can…

Q: Determine whether the distribution is a discrete probability distribution. x P(x) 0  0.21 1  0.28 2…

A: Discrete probability distribution :  The probability distribution of a discrete random variable X is…

Q: The normal PROBABILITY plot is supposed to show a straight line if your data have a normal…

A: Normal probability plot: It can be used to determine the small sets of data come from a normal…

Q: Statistics released by a reputable traffic safety organization show that on an average weekend…

A: Given Data: n=450 p=0.1   X~ Normal (np, npq) X~ Normal (45, 40.5)

Q: A binomial probability distribution has p = .20 and n = 100.a. what are the mean and standard…

A:

Q: The state of California has a mean annual rainfall of 22 inches, whereas the state of New York has a…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: i. What is the probability that exactly one person in the group is under 35? Calculate the mean and…

A: Given Sample size = 5 Probability that no one will be 35 or over , P (age 35 or over) = 0.01024…

Q: If X represents a random variable coming from a normal distribution and P(X 5.3) = 0.74. O True O…

A: Given: P(X&lt;5.3) = 0.26 P(X&gt;5.3) = 0.74

Q: Weekly Income of Private Industry Information Workers The average weekly income of information…

A:

Q: What is a chi-square distribution? b.What is the purpose of chi-square distributions?

A: Chi square distribution: Chi square distribution is the sum of squares of normally distributed…

Q: What requirements are necessary for a normal probability distribution to be a standard normal…

A:

Q: Sketch the normal distribution with a. μ = 3 and σ = 3. b. μ = 1 and σ = 3. c. μ = 3 and σ = 1.

A:

Q: Identify if its true or false For any normal distribution, the probability that the random variable…

A: Out aim is to identify the statement is true of false

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

A: To find the value of P(4) we will use the fact that sum of probabilities of possible outcome is…

Q: 1. What characteristics must a normal probability distribution have to be a standard normal…

A: Here we use the concept of standard normal distribution.        Note : according to bartleby…

Q: Incomes in a certain town are strongly right-skewed with mean $40,000 and standard deviation $8,000.…

A:

Q: You may need to use the appropriate appendix table or technology to answer this question. A market…

A: From the above question You may need to use the appropriate appendix table or technology to answer…

Q: What is the relation between probability and normal distribution?

A: The normal distribution is a continuous probability distribution. The normal distribution also known…

Q: 1. What are the applications of Normal Distribution?

A: 1.To determine the percentage of cases (in a normal distribution) within given limits or scores. 2.…

Q: What is difference between probability function and distribution function?explain with examples for…

A: Probability function : It is the function which is used to describe the probability distribution of…

Q: Unquestionably, the most important and useful distribution in probability and statistics is the A.…

A: In this case, we need to identify the correct option.