Wednesday
November 26, 2014

Posts by Leslie


Total # Posts: 627

Statistics
If you have a population of 1,000,000 people, how many to be sampled to give a representative profile with only a 5% point margin of error ?
April 14, 2008

mass media
If you have a population of 1,000,000 people, how many to be sampled to give a representative profile with only a 5% point margin of error ?
April 14, 2008

mass media
If you have a population of 3,000,000 people, how many to be sampled to give a representative profile with only a 5% point margin of error?
April 14, 2008

mass media
If you have a population of 500,000 people how many to be sample to give a representative profile with only a 5% point margin of error ?
April 14, 2008

geometry
how do I find the missing side of a right triangle?
March 9, 2008

chemisty
in a soda-acid fire extinguisher, concentrateed sulfuric acid reacts with sodium hydrogen carbonate to produce carbon dioxide, sodium sulfate and water. How many moles of sodium hydrogen carbonate would be neefed to react with 150.0 grams of sulfuric acid? How many moles of ...
February 21, 2008

caluclus homework help
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0<t<10. b) Find the distance the truck has traveled in the first t seconds for 0<t<10. Call...
January 20, 2008

algebra
adult ticket 30$ child tcket 20$, 19 tickets sold total 460
January 10, 2008

math
How do you use approximation to tell which fraction is greater?
November 15, 2007

World History
Is this writer a skilled individual b/c I have never seen this screen name?
November 13, 2007

World History
Is it true that the location back then is different compared on modern-day maps?...like for example..what central africa back then was north or western africa..
November 13, 2007

science
How do I write a conclusion for an experiment with three paragraphs???
October 26, 2007

UNIVESITY OF PHOENIX
2. Letter to the editor: “Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the anti-abortionists have considered ...
October 23, 2007

TX History
Just want to be sure on this... are Tejanos english settlers from mexican decent?
October 18, 2007

CALCULUS
Given: x+(1/x)= square root of 3 PROVE: (x^13)+(1/(x^13))= square root of 3
October 15, 2007

Calculus
Given: x+(1/x)= square root of 3 PROVE: (x^13)+(1/(x^13))= square root of 3
October 15, 2007

english
what are the opposite words for optimum, monitor, vague,and thrive.
October 14, 2007

social studies
what is a primary source? and what is a secondary source?
September 16, 2007

Physics
Calculate the magnitude of the resultant of a pair of 100-km/h velocity vectors that are at right angles to each other.
September 13, 2007

homework help
Describe a situation you are familiar with in which people based their actions or opinions on false information. How would the situation have changed if the facts were researched and presented more carefully? Please note that we don't do students' homework for them. ...
June 5, 2007

math
I need to determine the value of eah underlined digit and its place value. 42,107,000 472,336 It should be the 2 in 42,107,000 4 in 472,336 Please tell us what you think those place values are. http://csd.k12.nh.us/~mdeno/images/pvchart.gif Here's a place value chart that ...
April 22, 2007

math
HELP HELP I need to work this questions. Six hundred pennies are placed in a row. If every other penny is replaced by a nickel and every third coin us replaced by a quarter, what is the final value of the 600 coins? Take twelve pennies. Replace every other penny with a nickel...
April 18, 2007

English
Write an essay on the most destructive force in the world today. http://www.google.com/search?q=most+destructive+force&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Take your pick!! Please note that we don't do students' homework for ...
February 26, 2007

Distributive property
Use the distributive property and mental math to find the total cost. 5 magazines at $3.99
September 20, 2006

Science
1.How is science & society related? i have no idea what the answer to this question is 2. What is a scientist's usual next step if data supports a hypothesis? can you tell me if i'm right?... i think that they either published or the experiment is repeated. If data ...
August 21, 2006

Economics
what is the answer
August 15, 2006

ETH/125
I couldn't find any answer on page 34 in ch. 2, but the answer is on page 47 of ch. 2.
July 20, 2006

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