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The model for AMAZON stock prices has been found to be AR(1) with Xt = 0.99Xt-1 + a, where a is NID(0,46.8).
Suppose X_bar = 1200
(a) If yesterday's stock price was 1150, what is the best prediction of today's stock price?
(b) What is the 97.5% probability limits on this prediction?
(c) If today's stock price turns out to be 1210, what is the prediction error?
The amount he owes is $14,069.80 with an APR of 6.94%. Assuming he will take 10 years, how much will his monthly payment be?
Is the process stable?- If not, assuming identifiable remedial actions with the special causes, revise the centerline and control limits.
Most powerful business women in America. Fortune (October 16, 2008) published a list of the 50 most powerful women in business in the United States.
The Federal Election Commission collects information about campaign contributions and disbursements for candidates and political committees
Perform Exploratory Data Analysis on all variables in the data set. Because you are going to focus on Extroversion and Agreeableness, be sure to include scatterplots for these combinations of variables (Student Agreeableness/Lect..
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How could your answer in question (a) change if you knew returns followed a skewed distribution instead of a normal distribution? Explain briefly.
In a multiple regression with 40 observations, the following sample regression equation is obtained: y = 12.8 + 2.6x1 - 1.2x2 with se = 5.84.
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the amount of each active ingredient in 1 pound of each chemical are given in the file P15_74.xlsx. It is necessary that at least 100 pounds of chemical 2 be used. Determine the cheapest way of producing today's batch of NasaMist
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The chance both flights are full is 0.6. Are the two flights being full independent events and What was the mean ranking for the females in this class
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