What is something interesting about the normal distribution and why do you find it interesting?
Q: In a standard normal distribution, the mean is always 0 Does this suggest that half of the scores…
A: In a standard normal distribution, the mean is always 0 and the Standard deviation is always equal…
Q: ive one property of normal distribution and then explain it in you own words
A:
Q: A typical normal distribution table only provides positive or negative values. This is because a…
A: A typical normal distribution table only provides positive or negative values. This is because a…
Q: what is a standard normal distribution?
A: Since you have posted a multiple question, we will solve first question for you.
Q: rue of False? As the sample size of randomly selected samples increases, the distribution of the…
A: The statement is given.
Q: Describe how you could use the normal distribution to describe how a manufacturing company decides…
A: We use normal distribution in quality control
Q: Which of the following are properties of standard normal distribution?
A: properties of standard normal distribution
Q: difference poisson and binomial distribution
A: The binomial is one, whose possible number of outcomes are two. example: Success or failure. The…
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: State two of the main reasons for studying the normal distribution.
A: The two main reasons for studying the normal distribution are as follows:The normal distribution is…
Q: You cannot assume that a random sample taken from a population follows a normal distribution if the…
A: Answer:- Normal distribution:-
Q: Define and explain the relevance of kurtosis, skewness and standard deviation as descriptive…
A: Kurtosis It is measure of tailedness Skewness It is measure of symmetry SD It is measure of…
Q: Explain the Normal Distribution? Also Define normal distribution for a single variable?
A:
Q: how to know if something is a normal distribution or not
A: Introduction:Several tests of normality exist, using which you can verify whether a particular data…
Q: what is the normal curve? explanations and examples would help. I am very grateful.
A: A normal curve is a well- shaped curve that shows the probability distribution of continuous random…
Q: Statisticians believe that if a test is valid, it should follow a normal distribution with a mean of…
A: Statisticians believe much time if the test is valid it follows Normal Distribution many times but…
Q: Using the simplified version of the normal distribution, what percentage of the cases falls within 2…
A: It is given, A normal distribution with 2 standard deviation.
Q: A problem says "Find the z-score that cuts off the bottom 85% of a normal distribution."Is this…
A: Let X be a random variable following normal distribution with mean μ and variance σ2, i.e., X~N(μ,…
Q: Each histogram represents a group of 500 healthy people who had their temperature taken. Three…
A: Temperatures of 500 healthy people are plotted on a histogram with 3 examples of normal distribution…
Q: true or flase. the chi-square distribution, just like the normal distribution, has two parameters,…
A: It is an important part of statistics. It is widely used.
Q: Which normal distribution has a wider spread: the one with mean 1 and standard deviation 2 or the…
A: The one with the larger spread is the one with the larger standard deviation.
Q: what is normal distribution? What information does it provide? Why is it important? how the normal…
A: The normal distribution is used for finding the probability of the continuous variable when the data…
Q: If you go out 3 standard deviation units on both sides of the mean in a normal distribution, what…
A: Empirical rule (68-95-99.7 rule): About 68% of data lies within the first standard deviation of the…
Q: What is normal curve or normal distribution?
A:
Q: Properties of a normal distribution then explain it in own words
A: Please find the explanation below. Thank you
Q: Explain the similarities and differences between a standard normal distribution and a t…
A: Similarity between t distribution and standard normal distribution: The shape of the both…
Q: Distribution of College Algebra Course Grades What is the mean of this normal distribution? What is…
A: Mean of the normal distribution is where the peak is present and about what point, the curve is…
Q: Two normally distributed variables have the same means and the same standard deviations. What can…
A: Two normally distributed variables have the same means and standard deviations have the same…
Q: Course is psychology statistics. Explain the difference between the body and the tail of a…
A: To Explain difference Between boday and tail of a distribution, We need to know Box Whisker plot
Q: What is normal distribution?
A: The normal distribution: A continuous random variable X is said to follow normal distribution with…
Q: What are the predictor variables in general and what we can observe in general—normal distribution,…
A: Histogram: A simple bar graph of the data where the width bars are the range of the data and the…
Q: What are the differences between Normal Distribution and Standard Normal Distribution? Elaborate
A: The Standard Normal Distribution is a specific instance of the Normal Distribution that has a mean…
Q: On a normal curve, where do most scores fall?
A:
Q: Identify if its true or false The mean, median and mode of normal distribution are NOT necessarily…
A: The normal distribution curve is bell-shaped and is symmetrical about the line x = μ. The mode of…
Q: What type of distribution is this : you measure the GPA of every student in a high school to the…
A: For Normal distribution, the mean, median and mode are same. Also, the normal curve is symmetric to…
Q: Provide a detailed discussion on the distribution of a discrete random variable, in general terms,…
A: Probability mass function: Probability mass function is the probability function for discrete…
Q: What happens to the graph of the normal curve as the mean increases?
A: The graph of the normal curve as the mean increases.
Q: 1. In a sentence or two, explain what a sampling distribution is. 2. In a sentence or two explain…
A: Introduction: The concept of standard error of the mean is relevant in the context of the sampling…
Q: Write what you know about normal distribution and standard distribution ?
A: Define normal distribution and standard normal distribution
Q: When determining sample size what do you do if the sample proportion is unknown? What are the…
A:
Q: In 2016 there were 24042 male students in NC who took the SAT; and 5025 of them scored 600 or better…
A: Given: Total number of male students = 24042 5025 of them have scored 600 or better n = 144 Formula…
Q: According to a study conducted by an organization, the proportion of Americans who were afraid to…
A:
Q: prove the theorem show that the sample mean is unbiased estimated of the population mean in…
A:
Q: How do you find proportion of normal distributions ? Because I don't understand how a score less…
A: Let us assume X be a normal distribution with mean µ and standard deviation σ. the prportion of data…
Q: What are the percentages of scores that fall between -1 and 0/0 and 1? -2/1 and 2? and in the tails…
A: We solve probability value by using of empirical rule.
Q: The test scores for the analytical writing section of a particular standardized test can be…
A: The mean is 3.7 and the standard deviation is 0.92.
Q: A binomial experiment is given. Decide whether you can use the normal distribution to approximate…
A: A survey of adults found that 63 % have used a multivitamin in the past 12 months. You randomly…
Q: Explain the Empirical rule and its relationship to the normal distribution 1.
A: Solution-: Explain the empirical rule and its relationship to the normal distribution.
Q: How do you find IQR with mean and standard deviation of normal distribution. when the mean is 15 and…
A: The mean is 015 and the standard deviation is 5.
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