A portfolio of stocks can give an investor diversification benefits i.pdf

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A portfolio of stocks can give an investor diversification benefits if the stocks in the portfolio are perfectly correlated susceptable to unique risks only , not pertectly positively correlated both B and C.

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A population of grey squirrels in the Tahoe basin has a coat coloc phenotype that is affected by one gene with two alleles. Individuals with DD and Dd genotypes tave ight gray fur, while those with the dd phenotype luve almost black fur. The initial Genotype frequencies are given below, Because of the heavy snow conditions, individuals with black fur have stood out to predstors more and suffered increased mortaity this winter. This has resulted in selection on the two phenotypes, indicated by the selection coethicients below. What is the relative fitness (wool of the DO genotype? Question 2 A population of grey squirtels in the Tahoe basin has a cost color phenotype that is alfected by one gene with two alkeles. Individuals with DD and Dd genotypes have light eray fur, while those with the dd phenotype have almost black tire, The initia Genotype frequencies are given below, Becave of the heavy snow condtions, indivduals with black fur have stood out to predators more and suffered increaved mortality thas winter. Thes has remilted in selection on the two phenotypes, indicated by the selection coetficients below. What is the starting frequency (le. frequency before seboctionl of the D allele? A population of grey squirrels in the Tahoe basin has a coat color phenotype that is alfected by one gene with two alleles. Individuals with DD and Dd genotypes have light gray fur, while those with the did phenotype have almost black fur. The initial Genotype frequencies are given below. Because of the heavy snow conditions, individuals with black fur have stood out to predators more and suffered increased mortality this winter. This has resulted in selection on the two phenotypes, indicated by the selection coelficients below. What is the starting frequency (i.e, frequency before selection) of the d allele? Question 4 A population of grey squirrels in the Tahoe basin has a coat color phenotype that is affected by one gene with two alfeles. Individuals with DD and Dd genotypes have light gray fur, while those with the dd phenotype have almost black fur. The initial Genotype frequencies are given below, Because of the heavy snow conditions, individuals with black fur have stood out to predators more and suffered increased mortality this winter. This has resulted in selection on the two phenotypes, indicated by the selection coefficients below. What is the frequency for the DD genotype after selection? A population of grey squirrels in the Tahoe basin has a coat color phenotype that is affected by one gene with two alleles, Individuals with DD and Dd genotypes have light gray fur, while those with the dd phenotype have almost black fur. The initial Genotype frequeneies are given below. Because of the heavy snow conditions, individuals with black fur have stood cut to predators more and suffered increased mortality this winter. This has resulted in selection on the two phenotypes, indicated by the selection coefficients below. What is the change in frequency.

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A political research firm surveyed a panel of voters regarding healthcare. They were asked their political affiliation and whether or not they favor a national healthcare policy. The results are recorded in the table below. If one voter is randomly selected, what is the probability that: The voter will not favor a national healthcare policy given that he/she is a republican? 190/670130/330130/320190/320.

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A "Personal Address Book" application program allows the user to add, delete, search, save and load her contact information. The program separates user (command-line) interface and internal processing subsystem. The internal processing system consists of the following classes: ContactManager (responsible for add and delete operations), ContactFinder (responsible for search operation), and DataManager (responsible for save and load operations). 1-Explain how you will design the user interface using the Facade pattern? Illustrate your answer using class diagram for the entire system. 2- Draw an UML sequence diagram to show the behavioural view of the personal address book program that demonstrates what happens when a user enter a new contact information..

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A personnel director has two lists of applicants for jobs. List 1 contains names of 9 women and 6 men, whereas List 2 contains the names of 5 women and 17 men. A name is randomly selected from List 1 and added to List 2. A name is then randomly selected from the augmented List 2. Given that the name selected is that of a man, what is the probability that a woman's name was originally selected from List 1? Round your answer to four decimal places, if necessary..

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A manufacturer wants to estimate the average lifespan of Tortoises. Sadly, only a small sample is known. The lifetimes in years of five randomly selected animals are 92,110,115,103,98 1. Find a point estimate and a 95% confidence interval estimate of the population average lifetime of the components. The population of lifetimes is assumed to be normal. 2. A fellow researcher wonders whether based upon this information a Tortoise could live to 125 or beyond in Florida. How likely is this to happen?.

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