Sunday
September 21, 2014

Posts by dre


Total # Posts: 50

programming
Wow, I have this assignment too and I can't seem to crack it either. PLEASE HELP! :(
September 20, 2014

Elementry Statistics
The census figures show that the average income for a family in a rural region is approximately $34,860 per year. A random sample has a mean income of $33,566 per year, with a standard deviation of $1,245. At a sig. level of .0.01 is there enough evidence to reject the claim?
September 14, 2014

physics
Suppose a car is traveling at +20.7 m/s, and the driver sees a traffic light turn red. After 0.314 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 5.00 m/s2. What is the stopping distance of the car, as measured from the point where...
June 18, 2013

english
You need to capitalize John Grisham as it is a NAME of a person. Next you must capitalize "The Street Lawyer" because it is the NAME of a book
April 23, 2013

algebra 2
what is the answer of -1(x-6)(x+8) as a polynomial in descending order
March 21, 2013

algebra 2
what is the answer of -1(x-6)(x+8)
March 21, 2013

Sampling Distribution
Sampling Distribution Complete solutions and illustrations are required. 3.The mean systolic blood pressure of normal adults is 120 millimeters of mercury (mm Hg) and the standard deviation is 5.6. Assume that the variable is normally distributed. a.If an individual is ...
February 27, 2013

biochemistry
Calculate the pH of the resultant solution of mixing together two solutions of 2 L of 1.0 M acetic acid, 0.5 L of 1.0 M sodium acetate and then adding 8 g of solid NaOH (MW = 40.0 g/mole).
January 17, 2013

economics
Prepare a two- to three-page analysis by answering the questions below. Be sure to cite your references using APA format. What is nominal GDP? What is real GDP? What is included in each? Why are these measures important? What do they tell us? What was GDP for the last two ...
October 14, 2012

accounting
compute the working capital, current ratio, and quick ratio after each transaction for boole company
February 20, 2012

Math/trig
Solve the equation in the given Domain: 1-cos theta/ sin theta = sqr3, 0degrees <or equal to theta < 369 degrees cos4x + cos 2x =0, 0<or equal to x < pi
November 13, 2011

social studies
unscramble ARTIOTINM
November 1, 2011

General Chemistry
So I've been working on this online homework problem and got it wrong 8 times. I need help. Here's the question: 1,2-diaminoethane, H2N-CH2-CH2-NH2, is used extensively in the synthesis of compounds containing transition-metal complexes in water. If pK_b1 = 3.29 and ...
July 25, 2011

chemistry
Besides actin and myosin, what is another example of a Contractile Protein? If you could tell me about its function too, that would help too. Thanks
March 28, 2011

organic chemistry
Well I found the answer finally. They were where all the bold and dashed wedges were on the structure.
February 7, 2011

organic chemistry
Looking at a diagram of cortisone, where are all the stereocenters? I know there are 6 of them, I just don't know where they are in the structure. Sorry I can't provide a diagram, but I'm sure they can be found online.
February 7, 2011

Astronomy
Which of the following distance measuring techniques works to measure distances to other galaxies beyond the Milky Way? CHECK ALL THAT APPLY A) Hubble's Law B) main sequence stars C) Cepheid variable stars D) parallax E) radar ranging F) galaxy rotation G) white dwarf ...
November 30, 2010

check math question
actually thats wrong.. that will give you a reflection in the x-axis if you want a reflection in the y-axis you have to make the x in the exponent negitive. i believe the answer is y=5*2^((-x)-2)-5
November 8, 2010

statistics
Suppose only 75% of all drivers in a certain state regularly wear aseat belt. A random sample of 500 drivers is selected. What is theprobability that a). Between 360 and 400 (inclusive) of the drivers in the sampleregularly wear a seat belt? b). Fewer than 400 of those in the ...
October 21, 2010

Astronomy
How would I compare the orbital period of two stars knowing their distance apart in AU and their solar masses?
October 19, 2010

Astronomy
The hottest stars have surface temperatures of about 40,000 K. At what wavelength do they emit the most radiation? 7.2 x 10E-6 cm 2.5 x 10E-4 cm 4.0 x 10E-2 cm 1.2 x 10E2 cm 1.4 x 10E6 cm
October 4, 2010

Film
In the film, "A Face in the Crowd", what is Elia Kazan trying to say about the commodification of these populist ideas and their use as a tool in mass media?
September 29, 2010

Astronomy
A photon of which color of light carries the least energy. Red Yellow Green Blue All photons have the same energy.
September 21, 2010

geometry
find the measure of an anGle if five times the measure of its complement is 24 derees less than twice the measure of its supplement. What is the equation? What is the measure?
September 20, 2010

statistics
now i dont know what to do frrom there
September 20, 2010

statistics
Suppose that the proportions of blood phenotypes in a particular population are a follows: A = .42 B = .10 AB = .04 O = .44 Assuming that the phenotypes of two randomly selected indiviuals are independent of one another, what is the probablility that both phenotypes are O? ...
September 20, 2010

Astronomy
Do people wear seatbelts to protect themselves from speed or acceleration?
September 14, 2010

Astronomy
Imagine that the Earth's axis were tilted parallel to the ecliptic plan like that of the planet Uranus. Describe how the seasons would be different in this scenario than what we currently experience.
September 2, 2010

finance
Sony $4.50 preferred is selling for $65.50. The preferred dividend is non growing. What is the required return on Sony preferred stock?
May 3, 2010

college algebra
1. The Safety Director of Honda USA took samples at random from the file of minor accidents and classified them according to the time the accident took place. The sample data is as follows: 8am to 9am 6 accidents 9am to 10 am 6 accidents 10am to 11 am 20 accidents 11am to noon...
May 2, 2010

History
What did Robespierre mean when he stated "Pity is treason" ?
November 17, 2009

college algerbra
Find the Slope and Y-Intersection of a Line that has the following equation. 3Y = 2X - 8
April 16, 2009

chemistry
Estimate the volume of one sodium atom using its metallic radius of 186pm please help
November 10, 2008

chemistry
thank you very much
November 10, 2008

chemistry
Build the orbital diagram for the ion most likely formed by phosphorus.
November 10, 2008

chemistry
The molar mass of Na is 22.99g The density of solid sodium is 0.97g/cm^3 (22.99g/mol) / (0.97g/cm^3) = _____________ What are the units of the above value
November 9, 2008

Int'l Business
Small companies typically have difficulty competing against large multinationals when their governments take part in regional trade blocs. What could governments do to help their small companies compete after the formation of such blocs? Could I get help with this question
September 10, 2008

Entrepreneurship
You belong to a small business owner networking group. The main purpose of the group is to share leads, but occasionally, you discuss global issues. In addition, the group has an online discussion forum. Inc. magazine claims, "Entrepreneurship is more mundane than it'...
August 27, 2008

Int'l business
how a totalitarian regime would impact a corporation's ethics, or would it?
August 26, 2008

project management
Briefly describe the first five points of the project scope checklist in relation to your project what are the project objective? List the diliverables Identify the Milestones of the project List the technical requirements what are the limits and exclusions: Identify the ...
June 15, 2007

business project management
what is a good website where I can go and a sample of a short proposal for a business project? http://sbinformation.about.com/cs/bizlettersamples/a/proposal.htm
June 6, 2007

Science
So a crystallization experiment was performed using an impure sample of biphenly, it weights 0.5g and contains about 5% impurity. Benzene is used as the solvent but after crystallization only about 0.02g were found. If everything was performed correctly, there are no spills, ...
June 6, 2007

project menagement
Put together a proposal for the customer that includes the following: Briefly describe the first five points of the project scope checklist in relation to the project: what are the project objectives:? list the deliverables. identify the milestones of the project list the ...
April 8, 2007

Project Management
I need a shor proposal for a business project of any kind Try this site for guidelines. http://www.captureplanning.com/!hc_how_to_write_a_proposal.cfm?
February 16, 2007

internationa business
I need to know where can I find information about nike organization. Are Nike production facilites centralized or edcentralized?, Does Nike standardize products or adapt them for different markets?, Thank you for using the Jiskha Homework Help Forum. Here is a site where you ...
January 30, 2007

art
Artistic in the Baroque, Rococo, Neoclassicism, and Romanticism eras: with social conditions Since this is not my area of expertise, I searched Google under the key words "artistic Baroque 'social conditions'" to get these possible sources: (Broken Link ...
January 25, 2007

International business
what are china's terms of trade
January 23, 2007

international business
Your organization is considering investion the philippines and you have been asked to give a presentation on this opportunity. In the presentation, you need to address the following: Investigate the economey of the philippiness and its neighbor, In what economic sectors is ...
January 18, 2007

Optimization
min 2x+y subject to: x+y+z=1 and y^2+z^2=4 Any help would greatly be apprecaited. y^2+z^2=4 ---> put y = 2 cos(theta) and z = 2 sin(theta) x+y+z=1 ----> x = 1-2(cos(theta) + sin(theta)) 2x + y = 2 - 2 cos(theta) - 4 sin(theta) It's not difficult to find the minimum ...
December 7, 2006

Matrix
How do you solve for this matrix. X*X^t=0? What matrix times its tranpose is zero? If we use the usual notation: A_{i,j} for the element at the i-th row and j-th column then, if we put: A = X X^(T) ----> A_{i,j} = X_{i,k}[X^(T)]_{k,j} = X_{i,k}X_{j,k} here we sum over the ...
December 7, 2006

Pages: 1

Search
Members