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1.) Let X be a discrete random variable with the values x=0,1,2 and Let the probabilities be
P(X=0)=0.25
P(X=1)=0.50
P(X=2)=0.25
a. Calculate E(X)
b.Find E(X^2)
c. Find Var(X)
d. Given a new function
g(X)=3X+2
2.) Find the expectation and variance of this function.
Data for the Alcorner are provided a time series plot of this sample, including the axis labels and a linear trend line. Give comments on the trend.
3.) Data on sale values from Solarists are provided in the file Sales.xls of the folder Exercise Data. The sale values are in hundreds of dollars. Sort the data and then obtain describtive statistics for this sample. Compare the mean to the median. Are they very close? What is the implication?
In her economics course, Nancy has two exams. Her overall score for the course will be the maximum of her scores on the two exams. Nancy decides to spend a total of 400 minutes studying for these exams. On a graph with x1 on the horizontal axis and x..
Explain how and why each source is valuable and useful.
“A monopolist will never produce so much output as to operate in the inelastic portion of the demand curve.”
q1. give examples of 7 elements of client value systems time cost quality environment impact resaleexchange self
Quality Motors is a Japanese-owned company that produces automobiles; all of its automobiles are produced in American plants. In 2012, Quality Motors produced $20 million worth of automobiles, with $12 million in sales to Americans, $6 million in sal..
Illustrate what is the marginal revenue product function. Assume which most workers in Pakistan work 48 hours per week also which there are four weeks in a month.
Suppose changes in autonomous consumption affect investment while changes in autonomous government spending do not. In this case, identical changes in autonomous consumption and autonomous government spending:
Should the Government Control the Economy? STEP 1 Research arguments for and against one of these topic questions: Should government raise the minimum wage? or Should government set the price of gasoline?
Using iterated elimination of dominated strategy (IEDS), find the equilibrium of the game below:
Which of the following is not an example of private costs?
An Onyx Corporation design also manufactures a broad range of fluid handling also industrial products.
How can international trade theory explain intra-industry trade? why might we except intra-industry trade based on scale economies to be less politically controversial than intra-industry trade based on comparative advangate?
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