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September 1, 2014

Posts by virginia


Total # Posts: 34

statistics
Assume that a standardized test is designed to have the mean score of 100 and the standard deviation of 15. At the 95% confidence interval, how large does the sample size have to be if the margin of error is to be 3 points?
June 12, 2014

maths
a triangle has sides of length 7 cm ,15cm and x cm. If x is an interger find (i) the minimum value of x (ii) the maximum value of x
November 2, 2013

Chemistry
What is the molecular equation for HCl(aq) + NH4OH(aq)?
March 27, 2013

atlanta tech
what is the three types of fruadulent billing Meredith is conducting
March 22, 2013

statistics
assume that the volume of drink is normally distributed, with a mean of 2.0 liters and a standard deviation of 0.05 liter. Using the random sample of 45 bottles. The probability is 99% that the sample mean will contain at least how much soft drink?
March 19, 2013

accounting
a tabular analysis of the transactions made during august 2010 by witten company during its first month of operations is shown below each increase and decrease in stockholders' equity is explained.
January 13, 2013

math
how do you do anarrays and an expanded algorithm problem find each partial product then add to find the product. 29 x47 -------- ()() ()()() ()()() + ()()() -------- ()()()()
November 7, 2012

Business Math
Hafers, an electrical supply company, sold $4,800, 12%, 90-day note for a time extension of a bill for goods bought by Ron Prentice. On June 12, Scott discounted the note at Able Bank at 10%. What proceeds does Scott receive?
November 5, 2012

math
a fair coin is flipped 5 times the random variable is x is defined to be the number of heads that are observed identify the probability mass function of the random variable x. x P(x)
October 3, 2012

math
8 cards are drawn from a standard deck of cards with replacement let X=no of diamonds observed find P(X=3)
October 3, 2012

Lifeorientation
How to adress the human or environmental problem about floods.
May 21, 2012

management Economics
chapter 5 answers problems start from pages 200
May 21, 2012

macroeconomics
3–5 slides: Include any supply and demand figures or calculations to support your reasoning
August 27, 2011

geometry
IN this triangle, R=8ã2 what is the value of P
April 7, 2011

biology
i would like to know if you could help me figure out the blanks of this question. The pH scale ranges from __ to __.Pure water is ___. An acid is ______ 7 and a base is __________ 7. If you could let me know that would be great thanks
November 10, 2010

Biology
Lisst some nonliving things and tell what characteristics each has in common with a living thing
August 24, 2010

health
I need to know just what questions I should be able to answer about the Patient Self-determination on the delivery of heath care.
August 20, 2010

computers
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e. documents, ...
July 8, 2010

physics
A rifle bullet is fired from the top of a cliff at an angle of 30o below the horizontal. The initial velocity of the bullet is 800 m/s. If the cliff is 80 m high, how far does it travel horizontally?
June 26, 2010

Math
Diameter of a circle is 1.3*10^-12 what is the radius and Find the trinmial parrelgram represents area pf a parrelogram whose base is 3x+2 meters and height is 2x+3 meters find A(3)? Do not understand these what so ever please help me
June 1, 2010

Financial Management in Health Care Organizations
$5,000 compounded semiannually at 6% for 5 years
March 26, 2010

Math - average grade
I have a 90 average i just got a 50 on my mid-term what is my grade average?
February 17, 2010

Social Studies
What is the meaning of the symbols and colors of the Miami flag?
May 20, 2009

Criminal Investigations
Explain why a final exit suicide may be interpreted as a homicide
February 17, 2009

Science
A polar substance is most soluble in ... ? A non-polar substance is most soluble in ... ? A generalized statement summarizing the effect of bond polarity on the solbility of a substance in a solvent is ... ?
January 5, 2009

Accounting
$5,000 compounded semiannually at 6% for 5 years
December 3, 2008

Math
I have 4 pieces of equipment that need to run one after the other. Two of them have to run at a maximum of 20 minutes each and be off a total of 90 minutes each. One of the remaining 2 peieces has to run at 15 minutes. No determined minutes off. How do I determine what the off...
October 27, 2008

SCIENCE 5TH
WHAT IS THE BEST CHEMICAL BATTERY?
October 2, 2008

Axia College
My suggestion is that if you are currently enrolled at Axia College, you can inquire through your enrollment counselor, your financial aid counselor, or your academic counselor as to whether Axia Degrees are accepted in the job market. According to what I have read in the ...
August 7, 2008

Opinion Question: Your opinions are needed please!
I think it's retarded that any educational institution, be it middle school, high school, or college should give up its athletic programming, regardless of what the state or governmental officials think. Athletics are a very necessary commodity in the schools because it ...
April 27, 2008

statistics
I have an ordianry deck of 52 cards, which has 26 red and 26 black cards. A friend shuffles the deck and draws cards at random, replacing the card and reshuffling after each guess. I attempt to guess the color of each card. A. what is the probability that I guess the color ...
March 9, 2008

culture
Why are some countries reluctant to have contact with other cultures? What do these countries lose by limiting contact with other cultures? What do they gain?
December 8, 2007

English
I Have an oral presentation to do on how past wars have affected our lifestyles today can you help? If you give us an outline of what you've thought about for your presentation, we'll be glad to add our comments. Depending upon how long the presentation needs to be, ...
March 19, 2007

pregunta
palabra que comiense con la letra z , que describa algo de una persona Primero le agradecemos visitar Jiskha Homework Help Forum. ¿Le gustaría un buen diccionario? http://tradu.scig.uniovi.es/trad.html Aquí hay unos adjetivos: zafo, -a = unhurt zaguero, -a = ...
September 20, 2006

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