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
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
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
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
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
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
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
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
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
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
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
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
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
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
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