How do I find the p-value from a randomized distribution?

Q: Suppose that you have obtained a sample with the intent of performing a particular…

A: Solution: We have to determine:If we have obtained a sample with the intent of performing a…

Q: Distinguish discrete random variable from continuos random variable and give three examples for…

A: Given: Discrete random variable Continuous random variable

Q: suppose you have an experiment where you flip a coin 3 times. you then count the number of heads.…

A:

Q: What is the main difference between Binomial distribution and the Poisson's distribution?

A: Given, Binomial and Poisson distribution To explain the difference between the Binomial and Poisson…

Q: Mean = 126 millimeters,variance = 64,if a random sample of 37 bolts is selected,what is the…

A:

Q: Explain t- and F-Distributions and how does it affect the parameters and random variables of a…

A: Please find the explanation below. Thank you

Q: How can we use discrete random variables in statistics?

A: Solution: Discrete random variable: A variable is said to be discrete if it takes the positive…

Q: What is the difference between a discrete random variableand a continuous random variable?

A:

Q: A Bernoulli random variable has variance 0.21. What are the possible values for its success…

A:

Q: How can the sample covariance be used to estimate the covariance of random variables?

A: The covariance is used to measure the relationship between two random variables, that is, to what…

Q: Let X be a chi-squared random variable with 35 degrees of freedom. What is the probability that X is…

A: Given that. X~ chi-squared variable with n=35 degree of freedom. we know that, E(X)=n=35,…

Q: How do you illustrate a normal random variable?

A: How do you illustrate a normal random variable?

Q: What is the relationship between Bernoulli trials and the binomial distribution?

A: The probability distribution for the number of success in a sequence of n Bernoulli trials is called…

Q: What is the benefit of modeling a random variable with a normal distribution

A: Here we have to give the reason for the benefit of modeling a random variable with a normal…

Q: What is the coefficient of skewness of a Pareto Distribution, with a = 4 and 0 3000?

A: The coefficient of skewness for Pareto distribution is calculated as

Q: What are the criteria for an experiment to be a binomial experiment?

A: Let us consider the below example: A fair coin is flipped 10 times; X represents the number of…

Q: What is it meant by the term “parameter of a population”? Explain why a population can be…

A:

Q: What is the probability of randomly selecting a z-score less than z = 1.25 from a normal…

A: A normal distribution can be visualized by looking at the curve below. X-axis shows Z score which is…

Q: A magazine reported that 6 percent of all drivers talk on their cell phone while driv If 300 drivers…

A: Given data, p=6% =0.06 n=300 P(0.04<X<0.07)=?

Q: Stanford university conducted a study of whether running is healthy for men and women over age 50.…

A: From the given information, n=486.

Q: In a binomial experiment where the number of experiments is 50 and the probability of occurrence is…

A: We have to find prpbability by normal approximation of binomial distribution

Q: What is random error?

A: In statistics and inference theory, there are two types of error which are there and cannot be…

Q: Explain randomized controlled experiment?

A:

Q: During the year 2000, there was an average of .022 caraccident per person in the United States.…

A: The poisson random variable is the number of successes that result from a poisson experiment and…

Q: What information does the mean (expected value) of a continuous random variable give?

A: Query- What information does the mean (expected value) of a continuous random variable give? Answer-…

Q: Why is randomization the best method for dealing with extraneous variables?

A: Here we have to explain why randomization is the best method for dealing with extraneous variables

Q: What is the expected value and variance of flight time?

A: Given that x~u (120 ,140 ) Find Expected value =? Variance =?

Q: What is One-Factor ANOVA?

A:

Q: A random variable follows a binomial distribution with a probability of success equal to 0.65. For a…

A:

Q: What is the binomial distribution?

A: The binomial probability distribution is a discrete probability distribution in which the outcomes…

Q: What are Type I and Type II errors? Why do they happen? Can Type I and Type II errors happen even if…

A: A claim or assertion about an population is said to be hypothesis The process that enables a…

Q: How do you calculate the sum of squares between subjects in an ANOVA without any mean or P values?

A: ANOVA: A one-way ANOVA is the most suitable for testing the equality of several means, provided the…

Q: What is the purpose of the Z-Test for 2 Un-Paired Populations?  How would you apply this type of…

A: A z-test is a statistical test to determine whether two population means are different when the…

Q: What is the difference between uniform distribution and binomial distribution?

A: The two distributions which are given are Uniform distribution and Binomial distribution.

Q: How do you conduct a test for a hypothesis that two independent population means with known…

A:

Q: Define probability of obtaining a sample statistic?

A:

Q: When should you use a z-test versus a single sample t-test?

A: We know that- z-test- It is a statistical test used to determine the difference between the two…

Q: How to find the expected value and variance of a beta from a Gamma distribution?

A: Pdf of gamma distribution is

Q: The second moment of a Poisson-distributed random variable is 2. The mean of the random variable is

A:

Q: How do you describe a discrete random variable?

A: A RANDOM VARIABLE IS A NUMBER GENERATED BY RANDOM EXPERIMENT RANDOM VARIABLES ARE OF TWO TYPES:…

Q: Explain the reasons to study randomized controlled experiments?

A:

Q: How do you calculate dfAxB for a two-factor ANOVA?

A: Consider a two-factor ANOVA model with factor A and factor B.

Q: What concept does the mean of a discrete random variable generalize?

A:

Q: What is the probability of randomly selecting a z-score greater than z- -0. 75 from a normal…

A: The standard normal variable z follows normal distribution with mean 0 and standard deviation 1.

Q: Describe the procedures on how to use the normal probability distribution?

A: The normal probability distribution is basically used when there is a need to find the probability…

Q: 19. What is the command for generating 7 random values drawn from a normal distribution with mean…

A: The normal distribution has equal mean, median and mode. The distribution of data in the normal…