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Intel and AMD compete to put their processing chips into personal computers. In the third quarter of 2011, Intel claimed 82% of the laptop market and 76% of the market for desktop computers. In 2010, Intel commanded 86% of the laptop market and 72% of the desktop market.
(a) What is the probability that someone who bought a laptop in 2010 and again in 2011 purchased computers with Intel chips? Identify any assumptions needed for your answer.
(b) Four customers purchased desktop computers in 2011. What is the probability that all of the computers have Intel chips?
(c) Which changed more from 2010 to 2011: the probability of one customer purchasing a desktop computer with an Intel chip or the probability of four customers all purchasing desktop computers with Intel chips?
Graph the inequality below on the number line. b>10
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At the 5 percent level of significance, does this sample prove a violation of the guideline that the average patient should pay no more than $250 out-of-pocket? State your hypotheses and decision rule.
First National Bank and City National Bank are competing for customers who would like to open IRAs. 32 weeks are randomly selected for First National Bank and another 32 weeks are randomly selected for City National.
it has been conjectured that workplace smoking bans induce smokers to quit by reducing their opportunities to smoke.
assume that 64 of twins are of the same gender. given that a newborn set of twins is of the same gender what is the
From Conditional distribution and the Bivariate Normal distribution.
Suppose an unfair coin comes up tails 42% of the time if it is flipped. If the coin is flipped 13 times, what is the probability that?
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use zero through third order taylor series expansions to predict f2 for the function fx25x3-6x27x-88 using a base point
Supposing that both tests measure the same kind of ability, who has the higher score? If grading were done on a curve, what would their respective percentages be?
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