Auction records in anne arundel country
One study on slavery estimated that a slave had only 2% chance of being sold into the interstate trade each year. This estimate turns out to be based on auction records in Anne Arundel Country, Maryland. Is it trustworthy? Explain briefly.
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An advertisement claims that chewing NoCav gum reduces cavities. To test the claim, you conduct a study in which 100 participants who chew the gum are compared to the national average for cavities found.
3kg of R22 in a piston-cylinder is initially at a pressure of 0.30 MPa and volume of 0.15 m3. The system is then heated by 305 kJ and the piston expands slowly. Determine the final temperature in Celsius of the R22.
The revenue per system is estimated to be $70,000 in year 1 and to increse $20,000 per year through year 10. Determine if the project is economically justified using PW analysis and a MARR of 10% per year. Draw the cash flow diagram.
One thousand people are enrolled in a 10-year cohort study. At the start of the study, 100 have diagnosed CVD. Over the course of the study, 80 people who were free of CVD at baseline develop CVD. What is the cumulative incidence of CVD over 10 ye
Find a) velocity distribution in the film b) shear stress distribution c) volumetric rate of flow d) average velocity. assume the flow is steady and laminar.
What is the initial energy stored in this inductor? Drive the expressions for the inductor current, i, for t 0. Find the voltage across the inductor at the time of zero.
Determine the moments of inertia of the combined section with respect to centroidal axis respectively parallel and perpendicular to the plate.
According to survey conducted by TD Ameritrade, one out of four investors have exchange-traded funds in their portofolios(USA Today, January 11, 2007). Consider a sample of 20 investors.
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