Questions Asked on
July 22, 2012

  1. probability

    The J.O. Supplies Company buys calculators from a Korean supplier. The probability of a defective calculator is 10%. If 15 calculators are selected at random, what is the probability that 4 or more of the calculators will be defective

    asked by Anonymous
  2. John jay college

    A random sample of n = 9 scores is obtained from a population with μ = 50 and σ = 9. If the sample mean is M = 59, what is the z-score corresponding to the sample mean? z = 3.00 z = 1.00     z = 9.00 cannot determine without additional information

    asked by Samantha
  3. Math Gr12 Advanced Functions

    I am stuck on this one part of this question: The function S(d)=93(logd)+65 relates the speed of the wind S, in miles per hours, near the centre of a tornado to the distance that the tornado travels,d,in miles. If a tornado has sustained winds of about 250

    asked by Billy Bob
  4. literature

    In F.Scoot Fitzgerald's story Bernice Bobs Her Hair we are very likely to A.think of both marjorie and bernice as painfully naive. B.see marjories personality as shallow. C.decide that bernice will never escape her dependent nature. D.relaize that majorie

    asked by Anonymous
  5. college

    Kp for the reaction CO2(g) + C(s) 2CO(g) is 1.47 at 727°C. Calculate Kc at this temperature

    asked by gggg
  6. U.S. GOVERNMENT

    1)Our federal bureaucracy takes care of the day-to-day business of our government. A) True B) False 2)There are 3 main elements of bureaucracy, which include a hierarchical structure with the president at the top, allowing for most employees to know how to

    asked by Booker Perry
  7. literature

    It may be said that great literature embraces ambiguity because ? A).It allows us to interpret a plot in at least two ways. B).It reflects the uncertainty we face in real-life decision. C).little insight is offered into the character or qualities of an

    asked by Anonymous
  8. Math

    A ship travels due north for 25 miles then changes course to a bearing of 300°. It travels on this path for 29 miles. How far is the ship from where it started?

    asked by Gigi
  9. math

    The speed of a stream is 6 mph. If a boat travels 52 miles downstream in the same time that it takes to travel 26 miles upstream, what is the speed of the boat in still water?

    asked by john
  10. chemistry

    For the following reaction, 2SO3(g) = 2SO2(g) + O2(g), the equilibrium constant, Kp, is 1.32 at 627 degrees Celsius. What is the equilibrium constant for the reaction: SO3(g) = SO2(g)+ 1/2 O2(g)

    asked by Erka
  11. math

    convert from polar form into rectangular form. type the equation in rectangular form (simplified): 1) rsecθ = 3 2) r=5/cosθ-2sinθ 3) r=5cscθ

    asked by Gigi
  12. Economics

    Someone advocates using fiscal policy to stimulate the economy and reduce unemployment. Which of the following might this person advocate to implement the fiscal policy? A) increase federal spending B) reduce tax rates C) both A and B D) neither A nor B I

    asked by alex
  13. chemistry

    Calculate the reduction potential of the following solutions: a- 1 M CuSO4 b- 1 M FeSO4 c- 0.1 M CuSO4 I'm now the same answer as you. :( This is how I did it can you please check. a- Cu(s)---> Cu(aq) + 2e = -0.34 V SO4^-2(aq) + 4H(aq) + 2e --> H2SO3(aq) +

    asked by fenerbahce
  14. social studies

    Japan 1 bulldozer 3 cars America 1 bulldozer 2 cars WORLD TOTAL 2 bulldozers 5 cars 8. What is the opportunity cost for America to make 1 bulldozer instead of cars? A) 1 car B) 2 cars C) 1/2 car 9. What is the opportunity cost for Japan to make 1 bulldozer

    asked by alex
  15. Physics

    At the instant a traffic light turns green, an automobile that has been waiting at an intersection starts moving forward with a constant acceleration of 2.00m/s(squared). At the same time a truck traveling with a constant speed of 18m/s, overtakes and

    asked by carak
  16. physics

    The amount of heat released when 100 grams of steam at 100 degrees Celsius is converted into liquid water at 100 degrees Celsius is ____ J.

    asked by mikmi
  17. statistics

    You intend to estimate a population proportion with a confidence interval. The data suggests that the normal distribution is a reasonable approximation for the binomial distribution in this case. Find the critical value that corresponds to a confidence

    asked by robyn
  18. literature

    in the poem gods grandeur we find the words reck and rod by analysis we ca determine that the word rod is probaly comes from the bible and means? A.a tool of correction B.gods warth C.a priciple of ethics D.gods power

    asked by Anonymous
  19. Computer science

    As a member of the Information Security team at a small college, you have been made the project manager to install an access control system (ACS) in a dormitory. The ACS will automatically unlock the dormitory doors via an electronic proximity reader and

    asked by Kelon
  20. literature

    The label detective novel is an example of A. universal truth B. a character study C.genere d.informational reading

    asked by Anonymous
  21. english

    Write a 150- to 200-word paragraph to explain how purpose, audience, tone, and content impact academic writing. Be sure to use the three components of a good paragraph covered in this weekâ??s readings. Underline the topic sentence and bold the concluding

    asked by Anonymous
  22. Physic

    Calculate the average speed of an oxygen molecule (with a mass of 5.3e-26 kg) at room temperature (300 Kelvin)show your work

    asked by Luis
  23. chemistry

    2.85 sample of an unknown chlorofluorocarbon is decomposed and produces 558 of chlorine gas at a pressure of 756 and a temperature of 298 .

    asked by des
  24. literature

    beyond tone a poets attiude toward his or her subject reveals to us a poems A.diction B.subject C.structure D.theme

    asked by Anonymous
  25. Principle processes of flotation separation of Pol

    Direct Preferential Flotation Definition of this method is: separate various helpful minerals in proper order. With its feature of high flexibility, it can adapt the change of ore grade, especially for sulphide ore of high grade. Xilin, Fankou, Lechang

    asked by jiandan
  26. John jay college

    A random sample of n = 9 scores is obtained from a population with μ = 50 and σ = 9. If the sample mean is M = 59, what is the z-score corresponding to the sample mean?

    asked by Samantha
  27. Statistics

    The confidence interval below for the population variance is based on the following sample statistics: n = 25, x-bar = 31.1, and s = 4.2. 9.29 < standard deviation squared < 42.82 What is the degree of confidence?

    asked by Ann
  28. statistics

    Assume that a sample is used to estimate a population proportion p. Find the margin of error M.E. that corresponds to a sample of size 344 with 96 successes at a confidence level of 98%.

    asked by robyn
  29. Medical Billing Coding

    Unless stated otherwise, assume “normal, healthy patient.” Anesthesia by: MDA and CRNA. Anesthesiologist was medically directing 4 concurrent cases. 14-2A OPERATIVE REPORT, ANESTHESIA INDICATIONS FOR SURGERY: This is a 28-year-old healthy male who has

    asked by Gloria Dixon
  30. umdnj

    A company has preferred stock that can be sold for $21 per share. The preferred stock pays an annual dividend of 3.5% based on a par value of $100. Flotation costs associated with the sale of preferred stock equal $1.25 per share. The company's marginal

    asked by Anonymous
  31. Chemistry

    A volume of 40.0 of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the solution if 20.2 of 1.50M H2SO4 was needed? The equation is 2KOH(aq)+H2SO4(aq)--->K2SO4(aq)+2H2O(l)

    asked by Lindsey
  32. math

    draw a box-and-whisker plot for the following set of data. 62,76,41,87,60,42,47,69,65.

    asked by jose
  33. statistics

    A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time students spent studying per week. Assuming a population standard deviation of 6 hours, what is the required sample size if the error

    asked by Anonymous
  34. science

    can the magnitude of the resultant of two vectors be smaller than the magnitude of either of them? Explain

    asked by preyoshi
  35. chemistry

    the measured cell voltages are supposed to be smaller than the theoretical cell voltages, but when I'm calculating the theoretical cell voltages they are smaller. And I don't know why I'm getting these. Can you please check if I'm doing it right. Thank

    asked by fenerbahce
  36. English

    What is the love relationship like between Brently and Louise Mallard in the story of an hour?

    asked by Dustin
  37. English

    Current A: of or belonging to the present time B: being in progress now C: a body of water of air flowing in a definite direction D: a movement or flow of energy 1. Current negotiations are being conducted. Would the "current" in the context be suitable

    asked by Emma
  38. accounting

    A company has an insurance policy for fifty thousand dollars that is due. How is this set up when the company does not pay it in full. It is paid monthly to an insurance premium company within one year. How do we set it up on the company books? There is a

    asked by Beverly
  39. Flotation is widely used for processing all kinds

    In most instances, flotation is used for processing sulfide auriferous ores whose flotability is quite high and the effect is most notable. By flotation, the gold can be enriched to sulfide ore concentrate as much as possible and the abandoned tailings can

    asked by jiandan
  40. Physic

    You must show your work for full credit.) Calculate the average speed of an oxygen molecule (with a mass of 5.3e-26 kg) at room temperature (300 Kelvin):

    asked by Luis
  41. media and american culture

    In what ways have music and radio shaped amerian culture and its values? how does raido media reflect or influence social behavior and attitudes?

    asked by jessica
  42. Math

    Mckenzie's age is 3 years less than 4 times Alec's age. Lily is 1 year less than Mckenzie. If Alec is 2, how old is Lily?

    asked by Alex
  43. Question (plz read)

    If you publish your work on lulu will it be in stores?? I was reading this website Self Publish a Book on lulu Step by Step after I watch the video, I'm wondering since my book will be sold all over the world (that what is said in the video) will it be in

    asked by Laruen
  44. ALGEBRA 2

    For what value of k does the system below not have a unique solution? -1x + 7y + 2z = 6 2x + 1y + kz = -11 3x - 6y - 2z = -25 A.5 B.0 C.-2 D.-8

    asked by True
  45. mathematics please help!

    For what value of k does the system below not have a unique solution? -1x + 7y + 2z = 6 2x + 1y + kz = -11 3x - 6y - 2z = -25 A.5 B.0 C.-2 D.-8

    asked by True
  46. math

    Ben purchased 5 shirts for $12.95 each. How much sales tax will he pay if the tax rate is 6%?

    asked by Brooke
  47. world history

    What are two reasons the Roman Empire eventually collapsed?

    asked by khari
  48. compostition

    I need a topic to Write a 150- to 200-word paragraph to explain how purpose, audience, tone, and content impact academic writing. Be sure to use the three components of a good paragraph covered in this weekâ??s readings. Underline the topic sentence and

    asked by aj
  49. Kiteracy

    16. Which of the following sets of Dewey Decimal call numbers is in the correct order? A. 813.54 C78A, 813.54 C782A, 813.54 C780B, 813.54 C781D B. 813.54 C782A, 813.54 C78A, 813.54 C780B, 813.54 C781D C. 813.54 C781D, 813.54 C78A, 813.54 C782A, 813.54

    asked by Deandrah
  50. literature

    Matthias is an example of a/an

    asked by Anonymous
  51. Medium Speed wet milling machine and the relations

    So far, the world's medium-speed milling machines are dry law. Hot air carrier that is, separation, sorting products. Therefore in need of a massive and complicated: medium heat generator, fans, vents Central, separator , explosion-proof system (inert gas

    asked by jiandan
  52. english

    Im deciding my courses for fall semester please advice if basic math and anatomy&psysiology with religion is too much of workload, my other choice would be a&p,basic english and religion.What do you think. note.. I know whatever is chosen is hard work,i

    asked by %%%Rena%%%
  53. calculus

    the graph (x^5-15*x^3 +10) is sketched without axes and not to scale. I found f'(x), set it to zero and got x=0, x=3, x=-3. these are critical numbers? I plugged them into original equation to find y (?) and got (0,10),3,-152)(-3, 172). I have to show for

    asked by andy
  54. math

    What is the process to list all numbers for which rational expression is undefined? Ex: y-3divided y+5

    asked by Wanda
  55. English

    1. Organizing and recalling main ideas is known as: A. a supporting idea B. analyzing C. summarizing D. a subtopic I think it's C. 2. A short composition on a single subject, usually presenting the personal view of the author is a/an: A. novel B. short

    asked by Emma
  56. Literacy

    When using the Internet as an information source, it's important to remember that A. scholarly sources have a domain name ending in .sch. B. Web sites are permanently archived in the Invisible Web. C. The Public Web is the best choice because it's free. D.

    asked by Deandrah
  57. computer

    can someone explain this statement please int a=(int *)new int[4][3];

    asked by Will
  58. MATH DECIMALS

    45.6 - 72.3 = I USED CALCULATOR GOT 26.70 PUT THATS USING CALCULATOR WHY IS THAT TRUE? 45.6 - 73.3 HOW CAN YOU SUBTRACT THIS? I DON'T UNDERSTAND

    asked by marko
  59. chemistry

    What is the final volume in milliliters when 0.698 of a 42.2 (m/v) solution is diluted to 21.1 (m/v)?

    asked by Anonymous
  60. Analyze the Steel Type Coal Ball Grinding Mill Fau

    1. The little pineapple snaggletooth In the daily use of Ball Mill, the little pineapple snaggletooth happens most often, the reasons are as follows: (1). The little pineapple design strength is weak, and the manufacturing quality requirements is

    asked by jiandan
  61. Cement quarry application

    In general, Portland cement is the main production of cement industry. Portland cement is kind of meticulous powder, usually gray, which consists of calcium (from limestone), silicate, aluminate (clay) and ferrite. Limestone is the main raw material of

    asked by jiandan
  62. math

    assume that a sample is used to estimate a population proportion p. find the margin of error E that corresponds to the given statistics and confidence level. 98% confidence, the sample size is 780, of which 40% are successes what does that mean in English?

    asked by daniel
  63. statistic

    you sample 100 women and the average mean is 16, Calculate 95% Confidence interval for the sample. Do you have evidence the true mean is not 14? i need help please

    asked by najuma
  64. Math

    Right Triangle one leg is 400ft. long. The hypotenuse of the triangle is 200ft. longer than the other leg. What is the dimensions of this triangle?

    asked by Wanda
  65. Corporate Finance

    The T-bill rate is 6 percent and the market risk premium is 8 percent, the expected return is 9%, the beta is .3 what is the specific benchmark?

    asked by Nicole
  66. English (plz read)

    I'm creating is HUGE book series. Can you check to see if the blurb is good. The series follows the journey of a teenage girl who is determined to have best year ever in the 8th grade and to have the best 4 year experience in high school. Please make sure

    asked by Laruen
  67. Math (Alg 2)

    The following expression represents the value of which variable in the solution of the system of equations below? |2 -1 1| |1 2 6| |3 -1 2| ___________ |2 -1 -2| |1 2 3| |3 -1 -1| 2X-Y+Z=-2 X+2Y+6Z=3 3X-Y+2Z=-1 A. Z B. Y C. X D. NONE OF THE VARIABLES ARE

    asked by True
  68. English

    What are the antonyms for: graceful, gulped and ignorant?

    asked by Amy
  69. statistics

    The Better Businesss Bureau reports that they resolve 70% of the consumer complaints they receive. a) if a random sample of 5 consumer complaints is selected, what is the probability that all 5 were resolved? b)if a random sample of 5 consumer complaints

    asked by jimmy
  70. more math..

    Find the value of x for which the equation below is true. |5x - 2y| | 8| |x + 6y| = |10| A.16 B.-1 C.4 D.1

    asked by True
  71. literature

    in do not go gentle into that good night dylan thomas phrase wild men descirbes A.people who embrace death B.those who trade dignity for madness C.those who celebrate life D.people who deny death

    asked by Anonymous
  72. physics

    when an object is 100m above the surface of earth. The earth's attraction for it is 10N. In order then the earth's attraction on the same object is only 5N. how far should be taken to object be away from surface of earth.

    asked by Fareeha
  73. calculus

    If I figured out average velocity can I use that to figure instantaneous velocity? There is no function. Thanks

    asked by andy
  74. physical

    If a student desires to produce three times larger and an erect image from a double convex lens with focal length of 15 cm ,then he should place the object from the lens at ;

    asked by lllllll
  75. business

    I am having problems understanding cost variance model; Can you give me a simplyfied formula to determine budgetary variance models? I have an example.

    asked by Brenda
  76. math

    a car travels 30 km due north and 40 km due east .how far is it from the startin point?

    asked by brandon quinones
  77. accounting

    On the balance sheet under equity there is a line item of undesignated equity under the equity section. What is that? I've never seen that before.

    asked by Beverly
  78. statistics

    for the following data calculate the sampling distribution parameters where, µ=120 ó=unknown,s=18,n=36, how can we find E[M] and SE[M]

    asked by joshy
  79. chemistry

    A 965 solution is diluted to a volume of 1.10 and a concentration of 8.00 . What was the initial concentration?

    asked by Anonymous
  80. English

    can i have an introduction for how brently mallard died in the story of an hour

    asked by Dustin
  81. math

    Multiply using Area Models – Draw the model a. 1/3 x 4/5 b. 3/4 x 1/5

    asked by rick
  82. Physic

    While surface conditions differ greatly, name the three ways that Venus and Earth are indeed sister planets.

    asked by Luis
  83. Pre algebra

    X cubed-3xsquared-2x+15

    asked by Inga
  84. Economics

    Taxable income is A) total income less deductions and exemptions. B) earned income less property income. C) all income other than wages and salaries. D) wage and salary income only. E) all earned income is it a?

    asked by alex
  85. math

    what is the sum of 4xdollers and 4x cents?explain your answer in cents

    asked by sana
  86. math

    elimination method -3x+4y=19.5 -3x+y=10.5

    asked by sam
  87. algebra

    What is the value for the coefficient determinant (D) in the following system? 4x – 3y = 16 3x + 7y = –25 A. –37 B. –19 C. 37 D. 52

    asked by Mitch
  88. University Of Liberia

    How can we minimize the issue of child labor in Africa?

    asked by Lamptey
  89. science

    A radical skeptic might be willing to doubt which of the following

    asked by michelle
  90. statistics

    this is to mathmate...this is jimmy and you answered by questions on random sample and probability (better business bureau question)..i greatly appreciate your help but i do not understand part b and d answers..i am totally lost on this whole question

    asked by jimmy
  91. business math

    after completing his CFP, andre was excited about the prospects of working in retirement planning. If an individual put the equivalent of $50 per month, or $600annually into an ordinary annuity, how much money would accumulate in 20 years at 3% compounded

    asked by helen
  92. chemistry

    If after precipitation of the Group I cations as chlorides by the reaction with HCl, nearly all of the precipitate dissolves in the hot water, what ion is most probably present and which ions are most probably absent?

    asked by J
  93. statistics

    6 16 12 10 18 using this data find the precentile rate of 16

    asked by Anonymous
  94. Chemistry

    work out the [OH-], [H+] and pH of the solution formed when 0.500L of 0.250 M hydrochloric acid solution is mixed with 0.500 L of a 0.250 M calcium hydroxide solution.

    asked by Megan
  95. chemistry

    What is the oxidation state and covalency of [AlBr(Na3)5]+5

    asked by Anonymous
  96. Science

    Define a day by the passage of the sun

    asked by Dustin
  97. algebra 117

    I need help with -(k^1/8)-4 over (k^7)1/2

    asked by BERNIE
  98. algebra 117

    repost sorry about that (k^1/8)^-4 oer(k^7)^1/2

    asked by BERNIE
  99. Maths

    solve |x^2-5|=5x+9 please explain step by step how to get to the answer

    asked by Bob
  100. math

    12 - (-14) = ? i got -2 is that right?

    asked by marko
  101. economics

    what should indian govt do to control the prices of gold and petrol

    asked by rati
  102. MATH

    26 + (-19)=? I GOT 7 IS THAT RIGHT?

    asked by marko
  103. Experimental Chemistry

    (Experiments in synthetic chemistry) For heating under reflux, must the solvent level in the round bottomed flask be above the oil level (in the hot oil bath)? Why? Thanks.

    asked by Tristan
  104. ALGEBRA

    3 PROBLEMS 1) 2*7 - 10/9-4 I GOT: 7 2) 8/5-1 * (3+6) * 3 I GOT: 54 3) (2+6*2+2-4)*2 I GOT: 24

    asked by marko
  105. BUS303

    How has technology fostered new cost effective virtual methods of training

    asked by COURTNEY
  106. english

    Rhetoric and commonly confused words, prefixes and suffixes, misspelled words Can't find one??

    asked by Carlota
  107. business

    Ms. Sue, Could you please give me a formula to determine budgetary variance model or give me a website to go to, in order understand this more clearly. Thanks PJ

    asked by pj
  108. Business

    Thanks, Ms. Sue

    asked by pj
  109. math

    A square is made up of section A and section B. Section A is 500 sq. ft. and section B is 750 sq. ft. What percent of the square is section A? *

    asked by Ellen
  110. Flotation machine can meet the performance require

    Flotation Machine can be used to separate nonferrous metal, ferrous metal, heavy metal, nonmetallic mine, chemical material and recycling minerals. Each chute can inhale gas, sink magma, separate. No assiting equipments are required, and Flotation Machine

    asked by jiandan
  111. Success 110

    what is a champion? And how does success/failure effect champions?

    asked by tavarus
  112. Math

    Engine failure forced Robbin to pilot her Cessna150 to an emergency landing. TO land, Robbin's plane glided 17,000 ft over a 15,000-fot stretch of deserted highway. From what altitude did the descent begin?

    asked by Wanda
  113. English

    The specific subject of a piece of writing is known as a: A. topic B. subtopic C. supporting detail D. expository text I think it's C. I don't really know what B and D mean.

    asked by Emma
  114. Physic

    The tidal interaction between the Earth and the Moon has caused:

    asked by Luis
  115. math

    9x*x+25y*y+15x*y+12x-20y+16*3x-5y-4

    asked by hemnath
  116. Hitory

    By 1890, United States factories produced _______ as those of Britain. A. half as much B. twice as much C. three-quarters as much D. one-quarter as much i think its B

    asked by Elina
  117. English

    Can u summarize the story of an hour in a few sentences?

    asked by Dustin
  118. economics

    What is the budget deficit in a given year?

    asked by alex
  119. Geometry

    I don't know how to do this proof It is set up on a T chart In the figure below PQ = RS Prove PR=QS ______P________Q_____R________S______ Proof must be set up on a t chart starting with PQ=RS Given

    asked by Kim
  120. Algebra

    2 * 7 - 10 / 9 - 4 = I got 7. Is that ok?

    asked by Marco
  121. English

    Is this a good SHORT summary of the story of an hour? Louis Mallard, the wife of Brently Mallard, can't stand her husband and wants a life without him. The moment she hears he died in a train accident she is happy and looks forward to her new life. She

    asked by Dustin
  122. statistics

    ) 43% of adults receive phone calls during the day. Amongst 10 randomly selected people find the probability that a. Adults receive exactly 4 phone calls. b. Adults receive 8 or more phone calls.

    asked by Anonymous
  123. science

    A box contains 10 balls of which 6 are red (R) and 4 are white (W) . Three balls are taken from the box at random, one after the other. The probability that the 3 balls drawn are in the order RRW is equal to,

    asked by sajith
  124. algebra 117b

    If some one could help me with this one I am stuck 256^-1/4 and thankyou

    asked by BERNIE
  125. English

    What is a good topic sentence for Louise Mallard's death in the story of an hour?

    asked by Dustin
  126. English

    Can I have your email Ms. Sue so i can send you my paper for proofreading

    asked by Dustin
  127. math

    the value of the nth term in a sequence of numbers is given by the expression 2n - 3. what is the 8th term in the sequence?

    asked by kwanisha