Sketch a graph of a distribution that is positively skewed and state a real life example of when a positively skewed distribution would exist.

Q: Define the conditional nortmal distribution? Illustrate conditional nortmal distribution with X and…

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Q: A distribution that does not take the normal curve shape, but has a tail pointing to the low end of…

A: We have given that an statement about to the skewness of the distribution.

Q: When something occurs "naturally", meaning without manipulation of any kind, and it results in a…

A: Unimodal Distribution: It is a distribution having only one peak. Where the values in 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: 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: The shape of the t- distribution becomes similar to the binomial distribution as the sample size…

A: Here Distribution of t Distribution depends upon the sample size

Q: The binomial distribution can be used to model the daily number of pedestrian bicycle crashes on…

A: Random variables are of 2 types, discrete and continuous. A discrete random variable can only take…

Q: You are manager of a specialty coffee shop and collect data throughout a full day regarding waiting…

A: a) A right skewed distribution would be most desirable because this would mean there are a lot of…

Q: Construct a binomial distribution graph for the number of defective computer chips in a lot of 4 if…

A: Given, The number of defective computer chips in a lot of 4 if p=0.3 Binomial distribution:…

Q: What is a chi-square distribution?

A: Chis square distribution is used on standard normal random variable using k degrees of freedom , it…

Q: what is a gaussian distribution?

A: Gaussian distribution (also known as normal distribution) is a bell-shaped curve, and it is assumed…

Q: When the degrees of freedom is large, the t distribution becomes?

A: The shape of t distribution depends on degrees of freedom.

Q: Comment on the skewness of this distribution.

A: Boxplot:   The statistical data is representing in simple way to plot the data based on the five…

Q: What is the distribution of x=21

A: We know that , A discrete distribution is a statistical distribution that shows the probabilities of…

Q: What are the requirements needed to be a binomial distribution?

A: To find: What are the requirements needed to be a binomial distribution?

Q: In a normal distribution, exactly ___ percent of all scores fall above the mean, and ___ percent…

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Q: Determine whether the table represents a discrete probablity distribution. Explain why or why not.…

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Q: results in a unimodal distribution it is called

A: Natural: The things which are coming from nature directly. Unimodal: The Statistical Distribution…

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a…

A: Geometric distribution: The probability mass function of Geometric distribution is P(n) = p(1 - p)n…

Q: assume that the distribution is normally distributed. What is the probability the part is properly…

A: here given mean = 3 standard deviation = 0.08 Y = diameter of Pipe here use standard normal…

Q: In a distribution plot, if the mean is equal to the median, is the possible shape of the…

A: Given that, In a distribution plot, Mean is equal to the Median

Q: What does a distribution represent?

A: A distribution nothing but function that represent the possible values for a variable and how often…

Q: The t- distribution gets closer and closer to the z-distribution as what happens to the degree of…

A: The density curves of the t distribution are similar in shape to the normal distribution curve.

Q: Do the three simple conditions hold in this case? Make a stemplot and use it to check the shape of…

A: Solution: Given data: 30 30 42 35 22 33 31 29 19 23

Q: Explain one actual application of a discrete probability distribution or a poisson distribution in…

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Q: The mean of a distribution is 23, the median is 24 and the mode is 25.5. It is most likely that this…

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Q: Which of the following is the best measure of central tendency for a symmetric distribution?

A: Given:  Best measure of central tendency for symmetric data ?

Q: Under what circumstance will the mean, the median, and the mode all have the same value? a. in a…

A: It is given that,  The mean, the median, and the mode all have the same values.

Q: What is the binomial distribution?

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

Q: Determine the distribution of the data pictured below Uniform Bell-shaped Skewed-right Skewed-left

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Q: Provide an example of a distribution set that you would expect to generate results that are Skewed…

A: The skewed right distribution is one of the tails is on the right side of the graph. The peak lies…

Q: 1 Would you describe the shape of this distribution as: normal skewed left skewed right

A: Here we have given the histogram.     From using this histogram we have to identify the shape of…

Q: Determine the mean, variance, and the pgf of the zero-truncated Pois: distribution.

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Q: time taken to complete an order on eBay follows a uniform distribution between 50 to 250 seconds.…

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Q: (a) What shape does the distribution have? Skewed to the left Skewed to the right Symmetric and…

A: The mean is greater than the median. Thus, the data is skewed to the right.

Q: In the type of a symmetrical distribution there are two peaks with frequencies clustering around two…

A: Explanation:   Unimodal distribution: A symmetrical distribution, there is only single peak occur…

Q: What is a skewed distribution?

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Q: What is the difference between a Binomial distribution and a Poisson distribution?

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Q: If a positively skewed distribution has a mean of 40, then the median and the mode are probably both…

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Q: You are manager of a specialty coffee shop and collect data throughout a full day regarding waiting…

A: (a) Option (iii) is the correct option here. (iii) A skewed right distribution would be the most…

Q: Which normal distribution curve is the most skewed, according to the following skewness:

A: Here rule for skewness rage Less -1 or greater than 1 then distribution is highly skewed  If range…

Q: The distribution pictured below is Multiple Choice bimodal and skewed right. bimodal and skewed…

A: Given problem Given that   The distributed pictured below is

Q: A large car dealership claims that 47% of its customers are looking to buy a sport utility vehicle…

A: Given,sample size(n)=61sample proportion(p^)=0.40population proportion(p)=0.47

Q: What is the shape of a χ2χ2-distribution?

A: The Chi-Square  distribution curve is skewed to the right and its shape depend on the degree of…

Q: For a right skewed distribution, median = mode . True/false

A: In this case, we need to check whether the given statement is true or false.

Q: for a pertectly symmetrical distribution, which relationship is always true O Manmedian mode O…

A: Here we need to choose from the correct option.

Q: Mean = 5.2 Median=3 Mode= 2  Graph what the distribution would look like. Is it normally…

A: Since, the Mean, Median and the Mode are not equal so it can not be normally distributed. It is…

Q: Which distribution has an ADM = 1? (You should be able to do this without calculating anything, %3D…

A: The ADM is the average distance of the data points from the mean. The mean for the dot plot A is 10,…