a 3-point scale. Let X denote the rating given by expert A and Y denote the rating given by B. The following table gives the joint distribution for X and Y . 4.12 If a dealer’s profit‚ in units of $5000‚ on a new automobile can be looked upon as a random variable X having the density function fx= 21-x‚0<x<10‚elsewhere find the average profit per automobile. 4.14 Find the proportion X of individuals who can be expected to respond to a certain mail-order solicitation if X has the density function
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It is undoubtedly true that money is integral part of our modern lives. Therefore‚ some believe that high salary is the most important thing in their job. Others are of the opinion that people should work at jobs which is in their favorite. Each of views has its own merits. There are plausible reasons why many people look for jobs offering high salary. First of all‚ the fact remains that life is easier for those who have a plenty of money as they can do everything what they want‚ and do not have
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I like the beautiful things in our life‚ from my point of view‚ photography should convey the beauty in a way and make the photograph have the power to sublimate our soul. Photography as a kind of art‚ shows the world and the inner mind of the photographers themselves. Before the camera‚ people use camera obscura as the device to record the image. The original camera obscura casts the scenery outside to a surface through a hole on the wall of a dark room. Actually camera obscura means dark room
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age people’s privacy is almost non-existent due to new laws and social media. Others would argue quite the opposite. The argument of random drug testing in schools is a modern day idea that can solve many problems‚ but can also create problems too. Both sides of the argument bring up many valid points‚ all of which are from credible sources. Whether they think random drug testing in schools is harmful to students’ rights or that the benefits of drug testing outweigh the preferred privacy of the students
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Mona Vaidya 02/04/2014 CHE 317 Laboratory Experiment #1: Simple Distillation of Two Volatile Liquids Containing Non-Volatile Impurities Introduction: Simple distillation is a commonly used method to separate and purify the mixtures of organic liquids into their original components. Mixtures of two miscible liquids with two different boiling points were separated. Therefore‚ it can be said that the two organic compounds are separated by exploiting the different boiling temperatures of the liquids
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Patti Pangallo GE217 14 November 2011 Mandatory Random Drug Testing Crunch! A warehouse employee’s foot has just been run over by a forklift driver. During the accident investigation it was discovered that the forklift driver had been under the influence of marijuana. No one wants his/her doctor to be drunk or high on drugs as he slices him/her open with a scalpel. Regardless if the operation is successful‚ he/she will be much happier knowing the doctor was not impaired. A person
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downloadable source code‚ you will be greeted with an index page that tests the ACL for each user. You can select different links at the bottom to view the ACL for the different users. If you click on the ’Admin Screen’ link near the top‚ you can view a sample of the admin interface that allows you to manage the users‚ roles‚ and permissions. NOTE: The admin system will perform a database restore every 30 minutes to make sure everything stays on the up and up. The download files also implement the ACL
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"A Random Walk Down Wall Street" There is a sense of complexity today that has led many to believe the individual investor has little chance of competing with professional brokers and investment firms. However‚ Malkiel states this is a major misconception as he explains in his book "A Random Walk Down Wall Street". What does a random walk mean? The random walk means in terms of the stock market that‚ "short term changes in stock prices cannot be predicted". So how does a rational investor determine
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Although‚ many pupils feel it is a violation of privacy to have random locker searches‚ other students feel that it increases their safety and prevents bullying. There are many schoolchildren in the world that would feel impervious to harm if the school officials would conduct random locker searches. The antagonizes in the school system would be thwarted because the school officials would find their barbarous comments and notes‚ and would find themselves in serious trouble. First and foremost
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Random Error There were many sources of random errors that could be a factor involved in the variation of the group’s results. Randoms errors are human errors‚ they can affect the results gathered and contribute to reading errors and flaws within human reflexes. · Size of the liver cubes: As the liver cubes needed to be cut by each individual group‚ the sizes between the groups may have varied. The required size for the lamb liver cubes was 1cm3 ‚ however the task of cutting the liver into all
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