What criterion must a portfolio meet in order to be in the minimum variance set? Contrast the minimum variance set with the efficient set.

Q: Indicate whether the statement is true or false, and justify your answer.If the quality of cars is…

A: The given statement if the quality of cars is normally distributed rather than uniformly…

Q: Personality psychologists often rely on rating scales, such as a 4-point rating scale (1=strongly…

A:

Q: Jennie makes the first quartile salary for a construction worker.   markos makes the first…

A: box plot to 5 number summary construction minimum: = 30 , Q1 = 40, Q2 = 45, Q3 = 48, maximum = 53…

Q: The 'fill' problem is important in many industries, such as those making cereal, toothpaste, beer,…

A: Consider X be the random variable that represent the weight of the product in the container.  The…

Q: ramble Merchandise planned to produce 41,300 fleece jackets in its Metairie, Louisiana, factory.…

A: Given, Bramble Merchandise planned to produce 41,300 fleece jackets in its Metairie, Louisiana,…

Q: When data is normally distributed the mean equals the median True False

A: Normal distribution

Q: Explain the law of iterated expectations?

A: The law of iterated expectations are explained as below,

Q: When data is normally distributed the mean equals the mode. True

A: Normal distribution

Q: Suppose that 39% of all patrons at Goldy's gym spend more than 10 hours a week at the gym. Goldy's…

A: Given that  n=60 , p=39%=0.39 , q=1-p=1-0.39=0.61 X~Binomial(n=60 , p=0.39) P=Probability Goldy's…

Q: A report from the National Center for Health Statistics for 2010 showed that 20% of the adult…

A: The objective of this question is to find the average number of adult smokers in a sample of 25…

Q: Give an example of a data set whose mean is greater than its median.

A: Let a data set is 25, 8, 9, 4 and 52.Mean:

Q: Matthew's class goes to the library every week to check out books.The line plot below shows the…

A: Given data is appropriate for measures of central tendency. In this given data we need to find the…

Q: 12. Normally distributed data are referred to as:

A:

Q: the Grouped and Ungrouped data

A: When data has been organized/classified into some classes or some groups  by doing some data…

Q: The rows of data set represent observations true of false

A: We know that, if there is a dataset then A row represents the observation whereas The column…

Q: How important is discrete mathematics for a Data analysis?

A: Answer given below.

Q: A construction manager has determined the schedule Variance (SV) of a project is $5000 and the…

A: Schedule variance (SV) and schedule performance index (SPI) are two earned value calculations that…

Q: 4- Give examples of data measures where we would find the data to be normally distributed and what…

A: Many things are normally distributed, or very close to it.

Q: redit Score 300 367 336 169 493 281 591 338 584 359 261 712 456 339 581 650 564 511 402 371 615 392…

A: Credit scoreAgeEducationStudentMarried…

Q: c. ScienceScore(x) 3 5 11 16 20 Frequency(f) 2 4 7 4 3 <cf Q3 D3 =, P73 =,

A:

Q: Give three real-world examples of an theoretical distribution of data.

A: Theoretical distribution :  It is depend on logic or mathematical formulas,  In simple words :  We…

Q: The weekly income for a taxi driver during the first three weeks of lock down were recorded as…

A: Given, The weekly income for a taxi driver during the first three weeks of lockdown was recorded as…

Q: Which of the following individuals is likely to be excluded from a clinical trial?     An…

A: The correct answer is, An individual who will have difficulty complying trial protocols.

Q: Determine which of the following describes qualitative data. i). the volume of a shipping container,…

A: In the qualitative data we know that we see infrastructures, looking, made by what material and…

Q: Give an explanation why this statement is either true or false:   Portfolio contains n assets.…

A: The variance is a measure of dispersion.

Q: A sniper hits a target 80% of the time. He fires five shots at the target. Provide the cumulative…

A: Solution: Let X be the number of shots hit the target and n be the number of shots. From the given…

Q: Direction: On your answer sheets, match Column X to Column Y and Match Column Y to Column Z by…

A: Given that population size is N=5 And Observations Xi: 5, 6, 7, 8, 9 Population mean = summation…

Q: What is the difference between Discrete and Continous Data and prodivde an example for each.

A: Discrete random variable : Random variables that can assume only a countable number of values are…

Q: 11. Which statement is NOT true about the following set of data? 1, 2, 3, 12, 2, 6, з, 3, з, 13, 7…

A:

Q: Give a brief example of both a theoretical distribution of data.

A: Theoretical distributions are mathematical functions that describe the probability of observing…

Q: what is the total degrees of freedom for this data?

A: Question 16: The data shows the three groups of 30 individuals.

Q: What are the modes of this set of data

A: Mode of set of data is the value that appears most frequently in the given set of data. Here a set…