Total # Posts: 141
. A statistician needs to survey a sample of 50 people that is representative of voters in his community. He prepared a list of phone numbers of 50 randomly selected, expected voters. Next morning, he came to work at 8:00 and began to make calls. By 11:00 a.m., his survey was ...
August 25, 2010
Intro to LAN technologies
58. You have been contracted to build a network for a multimedia development firm that currently uses a 10-Mbps Ethernet network. The company requires a high-bandwidth network for the multimedia team, which constantly views and manipulates large files across the network. The ...
March 14, 2010
using the strap at an angle of 31° above the horizontal, a Grade 12 Physics student, tired from studying, is dragging his 15 kg school bag across the floor at a constant velocity. (a) If the force of tension in the strap is 51 N, what is the normal force on the bag? image...
March 5, 2010
1)The difference of potential between terminals of a battery is 6V. How much work is done when a series of negative charges totaling 0.5 C are moved from one terminal to another? 2) Two parallel metal plates have opposite charges and a difference of potential of 1000V between ...
February 27, 2010
human resources management
my assignment is to answer the following questions about a new employee training program for the position that i selected which is social human services assistant what types of issues indicate a need for training, from what source would these issues be identified. how would ...
January 20, 2010
(Simple Spending Multiplier) Suppose that the MPC is 0.8, while investment, government purchases, and net exports sum to $500 billion. Suppose also that the government budget is in balance. a. What is the sum of saving and net taxes when desired spending equals real GDP? ...
December 10, 2009
What effect do each of these have on the freezing point of the solvent? a. a nonvolatile solute that dissociates in the solvent b. a volatile solute that does not dissociate c. two solutes that react according to the equation: A+B---> C Please explain why.
June 23, 2009
If you add Na2CO3 and AgNO3 together in a test tube what exactly would you observe and what would be the equation for the equilibrium system? If you then add HNO3 to the solution what exactly would you observe and what would be the equation for that reaction?
June 20, 2009
Im writing an essay and i have to include quotes with citations. if i wanted to include this quote: Dr. David M. Kent, founder of Lifestyle Lift, states, It warms my heart to see two of our surgeons take part in such a noble cause." What would be the citation if i ...
January 14, 2009
when aluminum metal reacts with iron (III) oxide to form aluminum oxide and iron metal, 429.6 kJ of heat are given off for each mole of aluminum metal consumed, under constant pressure and standard conditions. What is the correct value for the standard enthalpy of reaction in ...
December 2, 2008
A rectangle is to be inscribed under the arch of the curve y=4cos(.5x) from x=-pi to x=pi. What are the dimensions of the rectanlge with the largest area and what is the largest area? please explain.
November 15, 2008
5TH GRADE SCIENCE
what 2 characteristics do earth and moon share. have not atmostphere and rotate on an axis rotate on an axis and revolve around a larger body revolve arounda larger body and have seasons have season and a solid surface
October 16, 2008
In the experiment, a hydrate is heated to form an anhydrate. The masses of the before and after are measured and the percent of the water in the hydrate is calculated. If some of the hydrate spatters out of the crucible and isnt noticed, how will this affect the calculated ...
October 12, 2008
identify example of bias fallacies and specific rhetorical devices in the speech how did the speacher address arguments and counter arguments ? were the speacher's argument effective explain your answers.
September 28, 2008
Is giardiasis transmitted through direct and indirect contact with infected fecal material or by touching the moist lining of the eyes and nose? Isn't it transmitted through direct and indirect contact with infected fecal matter? http://www.cdc.gov/Ncidod/dpd/parasites/...
April 15, 2007