Thursday

April 24, 2014

April 24, 2014

Total # Posts: 758

**Math - Probability Statistics**

P(E)=.4, P(F)=.5 and P(E[intersect]F)=.1 , Calculate P(F|E)=? Using conditional probability, I got .2 as the answer, using: P(E[interstect F)/P(F) = .1/.5 = .2 Calculate P(E|F) is .25 using: P(E[intersect F)/P(E) = .1/.4 =.25 Is this now correct?

**math - probability and statistics**

P(E)=.4, P(F)=.5 and P(E[intersect]F)=.1 , Calculate P(F[suchthat]E)=? Using conditional probability, I got .2 as the answer, right? Is the answer the same for P(EsuchthatF)?

**Math: Permutations and Combinations**

Need a verification: Combinations of n items taken r at a time: C9n,r)= n!/(n-r)!*r! C(8,0) 8!/(8-0)!*(0)! = 8!/8!*0! = 0 or Answer is 0 or 1?

**phx**

Economists believe that resources should be used as efficiently as possible to

**American History**

Can someone check these answers for me and also help with the five that I missed?? | ___T__ 1. Lincoln narrowly defeated Douglas in 1860 as a result of his success in the presidential debates. T/F | ____D_ 2. All of the following were issues in the War of 1812 except: A. impre...

**American History**

Please help.. 49. Of the following Southerners, who was the most pro-slavery and pro-secession: A. Jefferson Davis, B. Robert E. Lee C. Sam Houston D. William Yancey? | 50. The first generation of women’s rights advocates did NOT include: A. Lucretia Mott, B. Susan Anthon...

**Social Studies**

How to do a thesis?

**math**

-3x+5x-7

**Social Studies/ PLEASE help**

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. How many columns are there in the pinnacle atop the dome and what do they represent?

**Social Studies/PLEASE HELP**

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. what is the meaning of the burning latern at night?

**Social Studies/ PLEASE HELP!**

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. What is the nickname of the Pinnacle in washington DC?

**Social Studies**

What is the meaning of the burning lantern at night?

**social studies**

The Capitol Building Washinton , D.C

**social studies**

What is the nickname of the pinnacle?

**social studies**

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. How many columns are there in the pinnacle atop the dome and what do they represent?

**social studies**

How many columns are there in the pinnacle atop the dome and what do they represent?

**Math 115**

10. If Maria hit 8 home runs in 15 softball games, then she should hit 24 home runs in 45 games.

**psychology**

Neurotronsmitters are to the nervous system what ____are to the endocrine system

**AP US HISTORY**

Was Andrew Jackson truly a democrat?

**Science**

Is it the third answer choice

**Science**

A block of iron is transported to the moon.Which of the following is true? Both the mass and weight remain unchanged Both the mass and weight decrease The mass remain the same,but weight decreases The mass decreases, but the weight remains the same

**Science**

Two cars have the same mass, but one is moving three times faster than the other. How much more work will be needed to stop the faster car?

**markrting**

How does Nike's Web site help the company strengthen its relationships with its stakeholders?

**biology**

how do you recognize someone with turner's syndrome?

**math**

Thank you, so so 9 tenths and 2 hundredths would be written as 9.20 ?

**math**

Uh oh i wrote it 215.60, what did I do wrong?

**math**

Decimals: how do you write 215 and 6 hundredths

**MATH**

36 CENTS = O.36 ---USING 0.36 WHAT DOES A HUNDREDTHS OF A DOLLAR = ?

**math**

CAN YOU DO ONE MORE TO BE SURE I UNDERSTAND IT. 8 CENTS = .08 HUNDREDTHS OF A DOLLAR= ?

**math**

decimals: 235 cents =2.35 and ?hundredths of a dollar= ?

**writing**

Post your response to these questions: How do you spend most of your time? Do you think that your time is managed effectively? Explain your reasons.

**4th grade**

what is the meaning to sign out and take?

**math**

that is the question on my worksheet: My number is odd. My number has two didgits. I know I don't understand either.

**math**

number Puzzles: My number is less than 200. My number is less than 400.

**Health**

Minus the spelling errors.

**Health**

If HIPAA rules are sticter than state law, which standard should you follow and why? This is what I beleive the answer is. Could somebody confirm that I'm at least on the right trail or that this is right or wrong? Answer: The stritest law prevails, whether it's state ...

**9th grade**

what is criteria for calling something an injustice?

**Health**

Thank you very much! I've been looking over the HIPAA website to find some supporting documentation to this question and came up with some of what you wrote, only up said it better and clearer :) Do you or anybody happen to have anything bookmarked that I can do some more ...

**Health**

A patient's attorney asks her physician for medical records about the patient's care accident and promises to provide a written authorization from the patient later. The physician gives the attorney the patient's entire file, including her records about treatment f...

**Science**

what is the word equation for the formation of acid rain?

**physics**

How much force is needed to accelerate a 50-kg rider and her 250-kg motorcycle at 5 m/s2?

**nonfiction**

20 is D

**Business Management and Leadership**

You work in the Human Resources department of your organization. You have been charged with recruiting a manager for a department within the Services division. The Vice-President of the Services division stresses to you that "This department hasn’t had a good manager...

**History**

Compare and contrast the development of Spanish and French colonies including their relationship with Native Americans.

**Chemistry**

i have a question, how did you find the length?

**Managerial Economics**

Suppose the two rival office supply companies Office Depot and Staples both adopt price-matching policies. If consumers can find lower advertised prices on any items they sell, then Office Depot and Staples guarantee they will match the lower prices. Explain why this pricing p...

**Managerial Economics**

In the 2000 U.S. presidential contest, Al Gore was advised by strategists to wait for George W. Bush to annouce his vice-presidential running mate before making his own decision on a running mate. Under what circumstances would Gore be better off giving Bush a head start on pu...

**Managerial Economics**

Thomas Shelling, an expert on nuclear strategy and arms control, observed in his book The Strategy of Conflict (Cambridge, MA: Harvard University Press, 1960), "The power to constrain an adversary depends upon the power to bind oneself." Explain this statement using ...

**Managerial Economics**

Some states have had laws restricting the ssale of most goods on Sunday. Consumers, by and large, oppose such laws because they find Sundat afternoon a convenient time to shop. Paradoxically, retail trade associations frequently support the laws. Discuss the reasons for mercha...

**Managerial Economics**

Dell Computer Corp., the world's largest personal-computer maker, is keenly aware of everything its rival PC manaufacturers decide to go. Explain why Dell usually reacts more quickly and more substantially to pricing, product design, and advertising decisions made by Hewle...

**Managerial Economics**

When McDonald's Corp. reduced the price of its Big Mac by 75 percent if customers also purchased french fries and a soft drink, The Wall Street Journal reprted that the company was hoping the novel promotion would revive its U.S. sales growth. It didn't. Within two wee...

**Managerial Economics**

Tots-R-Us operates the only daycare center in an exclusive neighborhood just outside of Washington, DC. Tot-R-Us is making a substantial economic profit, but the owners know that new daycare centers will soon learn of this highly proftable market and attempt to enter the marke...

**Managerial Economics**

At a recent board meeting, the president and CEO got into a heated argument about whether to shut down the firm's plant in Miami. The Miami plant should continue to operate, at least until a buyer is for the production facility. The president's argument was based on th...

**Social Studies**

Explain the Rights and Duties of A Group of Citizens, Tell of Their Civil Rights Compare Those Civil Rights to Those of U.S. Citizens -- i dun know what country to do.. if u have ne ideas plz help. If u suggest plz give me website where i can find info its due on friday so helpp!

**Social Studies**

Explain the economy of China. Include goods and services, resources, trade, and division of labor. no wikipedia

**Social Studies**

I need to Compare and Contrast the economic theory of Communism to Capitalism

**Social Studies**

How do the rivers/seas and deserts of China impact it's culture over time? I need to write a paper so if i could get a lot of info on this it wud be great help!

**Economics**

Suppose last month's inflation report estimated monthly inflation to be 0.4% over the month. The monetary authorities want inflation to not exceed 2% per year. Estimates of potential output state that our economy is currently near potential output. Unemployment rates have ...

**Math**

90

**Science**

0.08 * 2,000= 0.16 grams... Thanks Ms. Sue, am I right?

**Science**

In a wheelbarrow, you have 2 kilograms of soil for your garden. If 8 percent of it is organic matter( decayed materials from organisms), how many grams of organic matter do you have?

**business law**

Still searching, thank you for your help sorry for all the post

**business law**

Sorry for all caps was not yelling. Need help to a question Business Law 1. Assignment: A new state law mandates that all employers must prohibit smoking on premises. The law further provides that any empolyer who allows either an employer or a client/customer to smoke be subj...

**business law**

A NEW STATE LAW MANDATES THAT ALL EMPLOYERS MUST PORHIBIT SMOKING ON PRESMISES. THE LAW FURTHER PROVIDES THAT ANY EMPLOYER WHO ALLOWS EITHER AN EMPLOYER OR A CLIENT/CUSTOMER TO SMOKE BE SUBJECT TO A COURT ORDER REQUIRING THE EMPLOYER TO ENFORCE THE LAW. QUESTION: DESCRIBE THIS...

**business law**

I am taking a college course Business Law 1. The question I posted, was a homework assignment. I live in Michigan, although the question didn't name a certain state. The question I need a answer to is: Describe this staute in terms of all possible classification methods. P...

**business law**

A NEW STATE LAW MANDATES THAT ALL EMPLOYERS MUST PORHIBIT SMOKING ON PRESMISES. THE LAW FURTHER PROVIDES THAT ANY EMPLOYER WHO ALLOWS EITHER AN EMPLOYER OR A CLIENT/CUSTOMER TO SMOKE BE SUBJECT TO A COURT ORDER REQUIRING THE EMPLOYER TO ENFORCE THE LAW. DESCRIBE THIS STATUTE I...

**Economics**

What is the percent of increase when CPI is 121 then the initial value of CPI was 110?

**Economics**

If 2001 is used as the base year, then what is the price index in 2001?

**economics**

Find the CPI for 2006(2005 is the base year; and 2005 as the fixed basket of goods for each year. also 2005 CPI=100) 2006 has price of $2 for 150 quantity of socks and $3 for 100 quantity of gloves.

**math**

MULIPLY -3a^b/35a^5 TIMES 14a^3b^2/-9b^4

**math**

subtract write i simplest form 7/y-8 - 1/y+1

**Jewelry markings**

I have a diamond ring with the marks "KOBI 14K" inside. I know what the 14K stands for; but, what does the "KOBI" mean?

**Math**

because of dogs

**Science**

What vegetable names,other than Zucchini,contain the letter 'Z'?

**math**

x+4=2x+3

**English/Grammer**

Thanks everyone!

**English/Grammer**

Thanks so much Ms. Sue. I think i got it. 1. Have destroyed. 2. Can turn wood 3. Damage 4. Eat 5. are workers 6. contain 7. have made 8. live How did I do? BTW, i'm 10 :-)

**English/Grammer**

Having trouble finding the simple predicates in the follwing sentences.. 1.They have destroyed some buildings. 2.The insects bodies can turn wood into food. 3.The insects damage property. 4. These insects eat wood. 5. Most of the insects are workers or soldiers. 6. The mounds ...

**accounting**

Accounts often need to be adjusted because

**math (sales tax)**

How do you convert % for example sales tax 4.5%?

**math (sales tax)**

How do you convert sales tax .for example 41.75$ 1.67/45.75. They said the sales tax was 4.5. Well how did you get that?

**math (sales tax)**

How do you convert sales tax .for example 41.75$ 1.67/45.75. They said the sales tax was 4.5. Well how did you get that?

**organic chemistry**

breifly describe how you would separate a mixture of sand and benzoic acid(benzoic acid is soluble in hot water) to obtain pure benzoic acid

**Health**

what kind of diet info

**Science**

an ion has a positive or negative charge...exp. NH3+ (ammonia) an isotope is an atom ..exp. carbon has different isotopes Ca11, Ca12, Ca13... the atomic number NUMBER doesnt change for carbon thats 6, but the mass changes for each different isotope.

**unscramble**

unscramble nnctdiitouor

**Economics**

How does tariff help American businesses?

**math/algebra**

Divide: 2x-6/21 divided by 5x-15/12 I have worked to this point and now I'm stuck. 2(x-3)/7 * 4/5(x-5) and I don't know where to go from here. Can anyone point me in the right direction? No. the second term in th denominator factors to 5(x-3), which then will divide in...

**math/algebra**

Division: x^2 + 2x - 15over 4x^2 divided by x^2 -25 over 2x-10 Will someone show me the steps to work this problem, I have looked and looked at my book but it still makes no sense to me. Help. First, change the division to the reciprocal of muliplication. Check this, it depend...

**math/algebra**

Is this correct -3a^2b/35a^5 * 14a^3b^2/-9b^4= -42ab/-315a^5b^4 you need to simplify and i belive your exponents on your variables are wrong _______________________________________ try again *** i got (2a^3)/(15b^2) sorry i forgot something, looking back at my work I now get =...

**math/algebra**

can someone check my work? x^2 = 22 xãx-22 if x^2 is 22, then x is +- sqrt 22

**math/algebra**

cab someone help me? solve by quadratic formula 3x^2 - 5x = -1 I cannot come up with the -5x and get the 1 for factoring. put it into standard form: 3x^2 -5x +1=0 a= 3 b= -5 c=1 x= (5 +- sqrt (25 -12)/6

**math**

someone told me how to use the computer keys to make the square root sign and I lost the info, could someone tell me again? alt 251 alt 251

**math/algebra**

can someone check my answer: 3ã486 my answer is 27ã6 if not show me where I went wrong please you are right. (did you see my post to you earlier on how to create square root sign? Does it not work for you?) 3√486 = 3√81*√6 =27√6

**amth/algebra**

can someone help me with simplification: ã20/5 - 1/ã5 my first answer is 1/ã5 my second answer is 10 -ã5/5 but the answere I have to choose from are: (a) ã20 - 5ã5/ã5 (b) ã2...

**math/algebra**

simplify. ã20/5 - 1/ã5 I come up with 2 different answers (1) 2 ã5/5 - 1/ã5 2ã5 - 1ã5 1/ã5 or (2) ã20/5 - 1/ã5 = ã(4 ) - 1/ã5 2 - 1/&#...

**cultural diversity**

considering racial imbalances in education, the economy, family life, housing, criminal justice, health acre, and politics. Of these societal challenges facing modern african american, which do you think are most difficult to overcome and why? http://www.jiskha.com/search/sear...

**math/algebra**

can someone check me and see if this is correct. ã(4x+1) + 3 = 0 ã(4x+1)= -3 ã(4x+1).2= -3.2 4x + 1 = 9 4x = 9 - 1 4x = 8 x = -2 not sure what your symbol ã means but it appears like you mean square root. If that is the case then i...

**MATH/ALGEBRA**

SOLVE: ã(4x+ 5) + 1 = 0 ã(4x+ 5)= -1 (ã(4x+ 5))squared= (-1)squared 4x + 5 = 1 I know I solve for x I get that x = 1 but my book states that x = -1 Please show me how this is true I don't understand what the term ã means....

**math/algebra**

I keep confusing myself. Please check and show me where I am mixed up. (8+ ã48)/4 = (8+ ã(2 .24))/4 =1+2ã6 where am I missing it?

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