<u>(a) Construct a 95% confidence interval for the difference between the average number of intrusion attempts per day before and after the change of firewall setting (assume equal variance)</u>
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A share of ABC stock was worth $60 in 2005 and only worth $45 in 2010. ... diftolence b. Write an exponential function that ...
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Step-by-step explanation:

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C. When the price is lower, the quantity demanded is higher.
Step-by-step explanation:
Because when the price rises less people want to buy it so the demand goes down when the price goes up.