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thomas mclaughlin

thomas m.

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Descriptive statistics should be reported in every study to: Group of answer choices determine validity. indicate reliability. provide a powerful analysis of data. show the sample characteristics

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(a) Prove that $e^x \ge 1 + x$, for all $x \ge 0$ (Hint: Define $f(x) = e^x - x - 1$ and apply some theorems from the previous 2 problems.) (b) Using the results in (a), show that $e^x \ge \frac{1}{2}x^2 + x + 1$

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During meiosis, chromosomes will cross over in Prophase I Metaphase II Metaphase I Anaphase I Prophase II

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a combination of more than ine polypeptide chain results in a protein's __ structure

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a. Use the definition $m_{tan} = \lim_{h \to 0} \frac{f(a+h) - f(a)}{h}$ to find the slope of the line tangent to the graph of $f$ at P. b. Determine an equation of the tangent line at P. $f(x) = x^4$, P(-2,16) a. $m_{tan} = $

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2. Random variables X and Y have a following pdf $f(x, y)$: $f(x, y) = egin{cases} 2, & 0 \leq x \leq y \leq 1, \ 0, & \text{otherwise.} \end{cases}$ (a) Find the marginal pdf $f_X(x)$. (b) Find the marginal pdf $f_Y(y)$. (c) Check that X and Y aren't independent, i.e. $f(x, y) \neq f_X(x)f_Y(y)$.

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Write a program to calculate and display a bill for Zippy Cell Phone Company. They offer two types of service standard and premier. The rates are: Standard: $12.00 plus $0.20 per minute after 60 minutes of talk time. Premier: $25.00 plus: a. For calls from 7:00AM to 7:00PM $0.10 per minute after 75 minutes of talk time. b. For calls from 7:01PM to 6:59AM $0.05 per minute after 100 minutes of talk time. The program should ask for an entry of an account number, single character service code (S or s for standard. P or p for premium) and number of minutes. For premium service you must ask for how many daytime and how many nighttime minutes. The display the bill which consists of Account number, type of service, number of minutes and amount due. A typical run would be: Enter account number and service Code (s or p) AG-6543 p Enter daytime minutes and nighttime minutes 85 110 --Zippy Cell Phone Company---- Service Type: PREMIER Daytime minutes: Nighttime minutes: Amount Due: $ 26.50 85 110 Press any key to continue If the service code had been s it would only have asked for how many minutes.

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All but one of the following is a balance sheet account associated with debit clearing? A. Fed funds sold B. balances at other banks C. cash items in the process of collection D. reserves at Federal Reserve banks

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Assignment: What's Next for the U.S. Economy. Choose any one of these videos and describe what did the expert used to assess the U.S. economy? Which policy does the expert suggest is in need of change to help the U.S. economy, monetary policy or the fiscal policy? Discuss if you agree with the expert's assessment.

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Which of the following statements is false? Housework and childcare are not counted in the GDP. The informal economy is the part of the economy in which transactions take place and in which income is generated that is unreported and therefore not counted in GDP. Human development index does not have any economic subcomponents. Non-market activities are not counted in the GDP. Consider a German company that produces trucks in China. The company only hires local workers. Which of the following statements is false? The profits of the German company are counted within the Chinese GDP. The profits of the German company are counted within the German GNP. If the trucks are exported to Germany, this is considered to be a part of German exports. If a part of the profits of the German company are transferred to another country, this negatively affects the current account of China. Consider an imaginary economy in which the banking system has the following data: The deposits are 50, actual reserves are 20 and total loans are 60. The money multiplier is equal to 4. According to this information what is the reserve requirement ratio (in % terms)? Your answer Which of the following statements is false? Households consume a part of their disposable person income. National income includes both corporate and household incomes. Subsidies include social security benefits, veterans' benefits, and welfare payments. Personal income includes distributed profits.

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