Thursday

March 26, 2015

March 26, 2015

Total # Posts: 715

**probability**

Evaluate 8! - 3!
*October 7, 2009*

**probability**

How many 3 digit odd numbers can be formed with the digits 1 thru 9, if no digits is repeated in any number?
*October 7, 2009*

**probability**

How many different ways can 5 people be seated on a bench?
*October 7, 2009*

**probability**

A batch of 350 raffle tickets contatins 4 winning tickets. You buy 4 tickets. What is the probability that you have: a.) No winning tickets? b.) All winning tickets? c.) At least one winning ticket? d.) At least one non-winning ticket?
*October 7, 2009*

**college**

A box contains 4 red and 3 blue chips. What is the probability when 3 chips are selected randomly that all 3 chips will be red if select chips with replacement?
*October 6, 2009*

**probability**

A batch of 350 raffle tickets contains 4 winning tickets. You buy 4 tickets. What is the probability you have no winning tickets? b.) all winning tickets? c.) at least 1 winning ticket? d.) At least 1 non-winning ticket?
*October 6, 2009*

**probability**

A box contains 4 red and 3 blue poker chips. What is the probability when 3 are selected randomly that all 3 wil be red if we select chips with replacement? a.) Without replacement?
*October 6, 2009*

**probability**

The offices of president, vice president, seceretary, and treasurer for a club will be filled from a pool of 12 candidates. Five of them are members of the debate team. What is the probability that all the offices are filled by memebers of the debate team?
*October 6, 2009*

**statistics**

At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...
*October 4, 2009*

**statistics**

At a certain college, 15% of the students received an A in their required math course, 10% receieved an A in their required chemistry course, and 5% received an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry or...
*October 3, 2009*

**statistics**

Two flower seeds are randomly selected from a package that contains five seeds for red flowers and three seeds for white flowers. a.) What is the probability that both seeds will result in red flowers? b.) What is the probability that one of each color is selected? c.) What is...
*October 3, 2009*

**statistics**

You forget to set your alarm with a probaility of .3. If you set the alarm it rings with the probabilty of .8. If the alarm rings, it will wake you on time to make your first class with the probability of .9. If the alarm does not ring, you wake in time for your first class ...
*October 2, 2009*

**statistics**

A person owns both her own business and her own home and purchases a cariety of insurances to protect them. In any one year the probability of an insurance claim on the business is .4 and on the home is .05. Assuming that these are independent events, find the probability that...
*October 2, 2009*

**statistics**

At a certain college, 15% of the students received an A in their required math course, 10% received an A in their required Chemistry course, 5% received an A in both. A student is selected at random. a.) What is the probability tha he receieved an A in either Chemistry or Math...
*October 2, 2009*

**statistics**

The probability that a certain door is locked is.6. The key to the door is one of five unidentified keys hanging on a key rack. Two keys are randomly selected before approaching the door. What is the probability that the door may be opened without returning for another key?
*October 2, 2009*

**statistics**

Two flower seeds are randomly selected from a package tha tcontains five seeds for red flowers and three seeds for white flowers. a.) What is the probability that both seeds will result in red flowers? b.) What is the probability that one of each color is selected? c.) What is...
*October 2, 2009*

**statistics**

A box of marbles contains an equal number of red marbles and yellow marbles but twice as many green marbles as red marbles. Draw one marble from the box and observe its color. Assign probabilities to the elements.
*September 27, 2009*

**Statistics**

Events A, B, and C are defines on sample space S. Their corresponding sets of sample points do not intersect and their union is S. Further, event B is twice as likely to occur as event A, and event C is twice as likely to occur as event B. Determine the probability of each of ...
*September 24, 2009*

**statistics**

Suppose a box of marbles contains an equal number of red marbles and yellow marbles but twice as amny green marbles as red marbles. Draw one marble from the box and observe its color. Assign probabilitites to the elements.
*September 24, 2009*

**algebra**

Suppose a box of marbles contains an equal number or red and yellow marbles but twice as many green marbles as red marbles. Draw one marble from the box and observe its color. Assign probabilities to the elements.
*September 24, 2009*

**medical coding & billing**

Can someone plesae help me. I need to to answer these four quetions. I got something, but I'm not sure if Igot it right. The questions are, How can eliminating abbreviations reduce errors?. Should written policies be developed for abbreviation usage? If yes, what should ...
*September 23, 2009*

**science**

formulates a mitigation plan for your specific environmental problem.
*September 22, 2009*

**7th grade**

Truck Company charges $40 per day & an additional $2 for each mile driven. Make a table of the charges for renting a truck for 5 days and driving it 0.25, 50, 75, 100, 125, 150, 175, 200, 225, 250, 275, and 300 miles.
*September 19, 2009*

**Business**

You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy juices, ...
*September 18, 2009*

**algebra**

Start with an x column and next to it have a y column so for every x answer you have there will be a corresponding y answer. For example start with assigning x=1, plug it in the equation and find out what y equals. Then assign x=2 then plug it in and find out what y is, and so...
*September 13, 2009*

**Intro to Psychiology 1**

It can't be "D" because the book says large fibers not small. I think "b" is the correct answer.
*August 26, 2009*

**economics**

Assume that the economy is already in a recession, and both the President and Congress have decided to do something to restore the economy. Both agree that lowering taxes would not be a good idea, but do believe that it is in the best interest of the economy to increase ...
*August 23, 2009*

**adult education**

6pt3c =
*August 18, 2009*

**medical records**

Compare cost control strategies of employer-sponsored (employers buy from insurance companies) to self-funded (employers cover costs of benefits) health plans. Include the following factors: Riders Enrollment periods Provider networks Third party administrators Also discuss ...
*July 27, 2009*

**fractions**

What is the perimeter of a rectangle if the length is 7/10 in. and the width is 1/10 in.?
*July 24, 2009*

**geometry**

Find the area of the triangle below 5in 7in
*July 22, 2009*

**math**

The distance from Philadelphia to Sea Isle is 100 mi. A car was driven this distance using tires with a radius of 14 in. How many revolutions of each tire occurred on the trip? (Hint: one revolution is equivalent to one circumference distance traveled. Thus, need to find how ...
*July 22, 2009*

**health**

How are the data elements contained in the HIPAA 837 claim form similar to the CMS-1500, and how does each form relate to the claims process? In your opinion, do the similarities between HIPAA 837 and CMS-1500 complicate or simplify the claims process?
*July 10, 2009*

**health**

I need help coding this situation: A 67-year old Medicare patietn presents to the office, exhiting symptoms of HIV infection. After detailed examination, symptoms are determined to be advanced AIDS with manifestation of Kaposi's sarcoma and other opportunistic infections. ...
*July 5, 2009*

**math**

Can the remainder in division ever be equal to the divisor? please explain?
*April 29, 2009*

**Health insurance plan**

My kids just got approved for healthcare coverage through medicaid. They are asking me to choose a plan from the following: Staywell Health Plan of Florida, United Healthcare of Florida, AMERIGROUP Community Care, HealthEase of Florida, Inc., MediPass. Please if someone knows ...
*April 25, 2009*

**math**

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together? A. 12 minutes B. 15 minutes C. 21 minutes D. 23 minutes E. 28 minutes
*March 19, 2009*

**HIT**

Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob will be...
*February 27, 2009*

**infants and children**

Which of the following is true? Fertilization usually takes place in the uterus. Women can get pregnant only on the day of ovulation. Males produce an average of 300 million sperm a day. Sperm survive for only one day after intercourse
*February 22, 2009*

**Anatomy and Physiology**

I don't understand the relationship with question I have posted. Thank you
*January 28, 2009*

**Anatomy and Physiology**

a 73 year old woman suffers a severe cerebral hemorrhage after minor trauma. Blood work reveals that her blood clotting ability is impaired. Disease of which abdominal organ may contrbute to this? Why?
*January 28, 2009*

**HSM 270**

Need assessment qualitative approaches quantitative approaches
*January 27, 2009*

**math**

For which decision areas is the financial manager responsible?
*January 16, 2009*

**finance**

For which decision areas is the financial manager responsible?
*January 16, 2009*

**English**

what can you lie on sit on and comb you hair with ???
*January 9, 2009*

**History**

Who won the battles and lost the battles against the Patriots?
*November 17, 2008*

**science**

Active volcanos are most likely to form at a)transform boundaries b)divergent boundaries c)the center of continents] d)convergent oceanic-continental boundaries The ______ is an exampleof a tranform boundary. a)Aappalachian Mountains b)Himalayasa c)Mid-Atlantic Ridge d)San ...
*November 11, 2008*

**math**

x=36
*November 2, 2008*

**english**

Identify and name any rhetorical
*October 25, 2008*

**Algebra**

Snooker's lumber can convert logs into either lumber or plywood. In a given day, the mill turns out twice as many units of plywood as lumber. It makes a profit of $30 on a unit of lumber and $45 on a unit of plywood. How many of each unit must be produced and sold in order...
*October 12, 2008*

**Physcology**

I do not watch T.V. much, so I do not know many T.V. personalities. I need one for each theory relevant to Freud, Rogers, and Jung. Can you help me find three T.V. characters?
*September 28, 2008*

**Math**

If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a solution to both the equation and inequality?
*September 18, 2008*

**Business**

managers lose some control as the number of .stockholders increases.
*August 22, 2008*

**SCIENCE**

IF YOU DROP DILUTE HYDROCHLORIC ACID ON THE MINERAL ARAGONITE(MINERAL), IT BUBBLES. WHAT MINERAL GROUP DO YOU THINK ARAGONITE(MINERAL) BELONGS TO AND WHY?
*August 13, 2008*

**Business English**

Thank you Ms. Sue for giving me the boost. If you may help me understand the hierarchal structre of a company to better contribute tasks among employees based on their similar skills and background. please if you may expalain to me what will be the position of the 4 employees ...
*July 29, 2008*

**Business English**

I have to write a short argument to my supervisor to convince her to accept the changes that will improve productivity in my office. Background Your office manager, Daisy Miller retired three months ago. You were promoted to office manager for DMD Company where you began as a ...
*July 29, 2008*

**computer services**

Can anyone tell what website I need to go to for this question, Should individuals and organizations with access to the databases be identified to the patient? All I will need is to know what web site to go to. thanks it will be very helpful to me.
*July 10, 2008*

**computer services**

Can anyone help me on finding the answer to this question. Wehn should the computerized medical database be online to the computer terminal? Just let me know what web site I need to go to.
*July 8, 2008*

**computer services**

I need help to find more information about the computer service bureau Can anyone help me? What do I need to look under? The question I have to answer is "When the computer service bureau destroys or erases records, should the erasure be verified by the bureau to the ...
*July 8, 2008*

**ETH 125/ Cultural Diversity**

trends in immigrations will continue to shape demographics. What will the population llok like in the year 2050?
*May 27, 2008*

**Math--kind of**

how do you solve 14n+2-7n=37
*May 12, 2008*

**algebra**

Describe the measures of central tendency and measures of dispersion for the following data set: A = {8,1,2,9,3,2,8,1,2}
*May 6, 2008*

**Pre-Calculus**

The answers in the back of my book are pi/3,pi, and 5pi/3
*April 20, 2008*

**Pre-Calculus**

Find the solutions for sec^2x+secx=2 that fit into the interval [0, 2pi] I figured out that pi/3 (after factoring and switching things around) was a solution, but then I got stuck on cos x = 1/3.
*April 20, 2008*

**Math**

We have to solve for the problem below to make sure that it is equivalent to 2csc(x). However, I keep getting 2/2sin(x) and not 2/sin(x), which is what 2csc(x) is. tan(x)/(1+sec(x))+ (1+sec(x))/tan(x)= 2csc(x)
*April 10, 2008*

**Math**

Need help with setting up an equation for this problem: A boat is sailing due east parellel to the shoreline at a speed of 10 miles per hour.At a given time the bearing to the lighthouse is S 70 degrees E, and 15 minutes later the bearing is S 63 degrees E. The lighthouse is ...
*April 6, 2008*

**Pre-Calculus**

I need help with this problem: The bearing from the Pine Knob fire tower to the Colt Station fire tower is N 65 degrees E, and the two towers are 30 kilometers apart. A fire spotted by rangers in each tower has a bearing of N 80 degrees E from Pine Knob and S 70 degrees E from...
*April 2, 2008*

**Health**

What is the name of the structure above the cellular level?
*March 6, 2008*

**advanced math**

I'm not sure what you mean because I thought I was clear with my question. But thank you for your help anyway.
*March 2, 2008*

**advanced math**

Thank you.
*March 2, 2008*

**advanced math**

Therefore, the vertex of the problem I previously asked would be 1,0. Is that right?
*March 2, 2008*

**advanced math**

Thank you no name. :)
*March 2, 2008*

**advanced math**

I did the math for the previous problem I posted, using this formula: -b+ or - the square root of b^2-4ac/2a. When I did this for -x^2+2x-1, I got 0/-2. I did the math and the x and y intercept came out to be -2 and -2. But when I graphed this on my graphic calculator, the ...
*March 2, 2008*

**advanced math**

Thank you.
*March 2, 2008*

**advanced math**

Hi, I am trying to solve graphing quadratic equations. One of the problems is written as -x^2= -2x-1. So if I wanted to put this equation in the proper quadratic equation form, would it be -2x-1-x^2, or -x^2+-2x-1? I'm really not sure.
*March 2, 2008*

**English 12**

this question is based on the epic of gilgamesh. How important is Enkidu's role in the battle with Humbaba? please don't post links to sites..I checked everywhere already!
*December 17, 2007*

**paper**

can someone read and give their thoughts on my paer The apartheid was much like the Jim Crow laws found here in the United States, but it was much worst. In South Africa blacks had to deal with a lot of hardships that no one should have to put up with. The government ran this ...
*December 2, 2007*

** math please help**

no it like this 6x^2y^3+9x^2y^3 ________________ 3x^2y^2
*November 27, 2007*

** math please help**

someone please show how to do Simplify, if possible: 6x^2y^3+9x^2y^3/3x^2y^2
*November 27, 2007*

**Quantiative Methods**

CarpetPlus sells and installs floor covering for commercial buildings. A CarpetPlus account executive, was just awarded the contract for five jobs. This executive now must assign a CarpetPlus installation crew to each of the five jobs. Because the commission, the executive ...
*November 10, 2007*

**Quantiative Methods**

Western Family Steakhouse offers a variety of low-cost meals and quick service. Other than management, the steakhouse operates with two full-time employees who work 8 hours per day. The rest of the employees are part-time employees who are scheduled for 4 hours shifts during ...
*November 10, 2007*

**Quantiative Methods**

Industrial Designs has been awarded a contract to design a label for a new wine produced by Lake View Winery. The Co estimates that 150 hours will be required to complete the project. The firm's three graphics designers available for assisgment to this project ar Lisa, a ...
*November 10, 2007*

**Math**

What is a²+6a-72+0 ?
*October 2, 2007*

**Math**

How many meters are in one Hectometer? How many Meters are in one Kilometer? How many grams are in one Centigram? How many Grams are in one Kilogram?
*October 2, 2007*

**business calculas**

An apple orchard has an average yield of 38 bushels of apples/tree if the density is 24 trees/acre. For each unit increase in tree density, the yield decreases by 2 bushels. Letting x denote the number of trees beyond 24/acre, find a function in x that gives the yield of apples
*September 13, 2007*

**ethics**

write a memo explaining how you would enhance communication during a business trip to another country. We'll be glad to critique your memo. Thank you for using the Jiskha Homework Help Forum. Since you say a "memo" you might like the following site from Perdue on...
*May 20, 2007*

**math**

Graph the function y = -2x + . Tell whether or not each ordered pair lies on the line. Explain. (0,1) (-5,3) (1,-1) (-2,5) Graph it. Then you can see if the points are on the line.
*April 4, 2007*

**help**

Tell wheher each represents a funtion. Explain minutes= 60 times hours A math function doing something to a value like adding, subtracting, multiplying or dividing, as you have in your formula: minutes = 60 * hours. I hope this helps. Thanks for asking.
*April 3, 2007*

**Environmental Science**

List at least two benefits and two drawbacks of each form of perst control for: Pesticides, Genetic engineering, Biological control, insect birth control through sterilization, Insect sex attractants (pheromones) Insect harmones, Food irradiation, and Intergrated Pest ...
*March 14, 2007*

**Science**

Identify cliamte and topographical factors that(a)intensify air pollution and (b) help reduced air polluction. What sources of water pollution can you identify? How are people and the environment affected by the physical and economic effects of the air and water pollution? ...
*March 14, 2007*

**Identifying Fallacies**

Give example of fallacy from newspaper editorial and another one from an opinion magazine. We do not do your homework for you, but here is a great site for explaining fallacies. http://www.nizkor.org/features/fallacies/ http://www.unc.edu/depts/wcweb/handouts/fallacies.html ...
*March 9, 2007*

**Physics**

Let final velocity be v_1 Conservation of momentum implies that: ==> (m_car + m_man)v_0 = (m_man * v_rel) + (m_car + m_man)v_1 Solve this equation for v_1 - v_0 to get: v_1 - v_0 = (m_man * v_rel)/(m_man + m_car) so the change in velocity is: (w * v_rel)/(w + W)
*February 5, 2007*

**govt**

give an example of a charismatic leader. Why this leader? Osama Bin Laden. Barak Obama Adolf Hitler Rev Sun Myung Moon Sgt. Alvin C. York, US Army General Robert E. Lee, CSA General Bob Pursley, USAF General Curtis Lemay, USAF Admiral Hyman Rickover, USN You can do an internet...
*January 22, 2007*

**Writing Assignment Please Help!!!**

As a class assignment, I have to write a memo with myself being the personel manager informing employees that effective January 1, their dental premiums will be increasing from $22 per month to $24 per month. Which is a $2 increase. Can anyone please help me? I am having ...
*December 18, 2006*

**Social Science**

Consider racial imbalances in education, the economy, family life, housing and crimical justice system, and the health care and politics, of these societal challenges facing modern African American, which do you think are most difficult to overocme and why? of these societal ...
*December 14, 2006*

**English**

How can you use or organize persuasive messages? You need to consider your own interests when reading a persuasive message. If the message is from your boss, you should probably follow it to the letter if you want to keep your job. If the persuasive message is from an ...
*December 13, 2006*

**Business English**

How do you outline informative and positive message and negative message and persuasive messages? http://www.google.com/search?q=how+to+outline&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7 An outline is an outline. Whether it's outlining positive, ...
*December 13, 2006*

**Necklaces**

Is there a big difference between 10k and 14k gold chains? My husband wants a chain he can wear all the time. Should I get 10k or 14k? http://www.24carat.co.uk/whyeighteencaratgoldisbetter.html http://en.wikipedia.org/wiki/Carat_(purity) Thank you for using the Jiskha Homework...
*December 12, 2006*

**word riddle help please**

to find the clue you must search the text Cause in the Late evening when dark is dim and Peaches are gray walk 1 north and then head east, till you find the pretty thing and tell me what it is! Without the text that needs to be searched, we cannot help you. As the directions ...
*December 11, 2006*

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