The relative frequency for a class is computed as: A. class width divided by class interval. B. class midpoint divided by the class frequency. C. class frequency divided by the interval. D. class frequency divided by the total frequency>

29,629 results, page 95

  1. reading

    43. Student Council Election Day: Monday To: Nominees From: Your Principal Concerning: Rules of Election 1. Everyone running for office must prepare a 3-minute speech that will be recorded for presentation to the entire school. You need to "Dress for Success" as you would for ...
  2. Grammar

    Can someone please check this to make sure this is right. The verbs are in quotes. Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. Mark each verb used in bold and, in ...
  3. Physics

    Show that the average velocity of a particle over an interval over an interval of time is is either is either smaller than and the average speed of the particle over same interval
  4. To: TP (Romeo and Juliet)

    I just saw your last post -- English - Connected Texts - TP, Saturday, April 12, 2008 at 4:17am Is Romeo and Juliet a book that has a lot of complex themes or messages? I haven't read it personally, but I just want to make sure I'm not in-over-my-head because I have two weeks ...
  5. Math Word Problems

    Hi, I am having some trouble with some problems, can you please help. thanxs!!! 1. A car rental agency charges $250 per week plus $0.25 per mile to rent a car. How many miles can you travel in one week for $300? -Would the equation look like: 300= 250x + .25 ? 6. A train ...
  6. English

    Can you check these few sentences, please? 1) Wait! I'll help you with your shopping. I'll take the shopping for you. 2) Do you know what will happen if you don't pay the bill? 3) As soon as he finishes school, he'll look for job. The station is too far from here, I'll take ...
  7. English

    10.After the conductor (auditioned supplemented) all the candidates for the position of first violinist he made his final choice auditioned 11.Everything that I have learned about Abraham Lincoln from history books (stupefies affirms) my reverence for this great president ...
  8. AP Calculus

    Consider the function f(x) = 1/4x^4 - 5/3x^3 - 3/2x^2 + 15x - 3. A. Find the relative extrema for f(x); be sure to label each as a maximum or minimum. You do not need to find function values; just find the x-values. B. Determine the interval(s) where f(x) is increasing (if any...
  9. 7th grade math mac please

    18. In 2000, the circulation of a local newspaper was 3,250. In 2001, its circulation was 3,640. In 2002, the circulation was 4,100. a. Find the percent of increase in the newspaper’s circulation from 2000 to 2001 and from 2001 to 2002. b. Which period had a higher percent ...
  10. Math

    #1 Mr. Jones got a loan for a sum of money, and at the time of repayment he owed $75 in interest. Mr. Brown borrowed three times the amount of money Mr. Jones had borrowed at the same rate of interest for twice as long a time. How much interest does Mr. Brown pay? #2 Mr. Baker...
  11. Math pls help me

    A dance school has 54 students who learn salsa and 23 of those students also learn ballet. There are 15 students who do not learn salsa but learn ballet and 10 students do not learn either salsa or ballet. Which table best shows the relative frequency of rows for the data?
  12. English

    Can you please have a look at these few sentences? I urgently need to know if they are right. 1)It would be nice if my students from the ninth class could start emailing to your students to practice their English. 2) They already keep a diary about their daily routine so it ...
  13. Reading

    You are writing to a teacher or an administrator at Edwards school. The context of your letter should state the reason why it is important to teach the Holocaust. Today, you are to write your first paragraph stating your main reason. Please do not simply state that Holocaust ...
  14. Nutrition

    I am in a Nutrition class and I have to develop a realistic nurtition and exercise plan to sumarize in a 1,400- to 1,750 word paper. The plan should be plausible enough to be initiated within the next 30 days and continue thoughout life. I have to describe briefly a current ...
  15. algebra

    One can make predictions for certain events based on a) scientific evidence b) newspaper stories c) frequency of occurence d) personal observation Thank you!!!
  16. physics

    A weight suspended from a spring is seen to bob up and down over a distance of 50 centimeters 2 times each second. What is its frequency? What is its period? What is its amplitude?
  17. Physics

    A hiker shouts towards a vertical cliff 465 m away. The echo is heard 2.75 s. later. The wavelength of the sound is 0.750 m. What is its frequency?
  18. physics

    which of the following properties of a sound wave determines its pitch: wavelength, speed, amplitude, or frequency? Plese show work, Thank you, Silly
  19. physics

    how the frequency of the sound produced will change in the case of aluminium sting of length 15cm when the string is tied between two ends
  20. chemistry

    how long would it take a radio wave with a frequency of 7.25 x 10to the 5th to travel from Mars to earth if the distance is approx. 8.0 x 10 to the 7th?
  21. chemistry

    calculate the wavelength (in nm) of the red light emitted by a neon sign with a frequency of 4.74 x 10^14 Hz. i have no idea how to even set this up. please someone help.
  22. Chemistry

    What is the energy in Joules of a photon of light having a frequency of 1.000 1018 typical of the gamma ray region of the electromagnetic spectrum?
  23. physics

    In a gas two waves of length 1m and 1.10m have a frequency difference of 10/3 Hz, the velocity of sound is ? a) 166m/s b) 332m/s c) 83m/s d) 336.7m/s
  24. physics

    A proton with charge mass ratio of 108 C/kg is moving in a circular orbit in a uniform magnetic field of 0.5T .Calculate the frequency of revolution.
  25. physics

    With what frequency would you have to push a child on a swing that had supporting chains that were 2.3 m long? Express your answer in Hz to 3 significant digits.
  26. Physics

    A radiation with frequency 8.5×10^14Hz is incident on a metal emitting photo electrons. Taking Planck's constant, determine the threshold wavelength.
  27. Physics

    The Sound of Tissue is 1550m/s. What frequency ultrasound wave should you use to make sure you probe 65mm into the body?
  28. medical electronics

    Which of the following equation defines Wiener filter in frequency domain (Sd and Sm represent the PSDs of desired signal and noise respectively) W(ω)=Sd(ω)Sd(ω)+Sm(ω) W(ω)=Sd(ω)+Sm(ω)Sm(ω) W(ω)=Sd(ω)−Sm(ω)Sm(ω) W(ω)=Sd(ω)Sd(ω)−Sm(ω)
  29. Urgent!!! Physics

    At an air show, a jet plane has velocity components Vx = 625 and Vy = 415 at time 3.85s and Vx = 838 and Vy = 365 at time 6.52s . A. For this time interval, find the x component of the plane's average acceleration in km/h2. B. For this time interval, find the y component of ...
  30. Business (fraud)

    My business class required me to read Joseph T. Wells' article "So That's Why It's Called a Pyramid Scheme" and make a speech to talk about the implication and personal comments on the article. The discussion focus on fraud. I have difficulty to come up with such a speech. Can...
  31. math-please help

    Explain why the slope of a horizontal line is zero, and the slope of a vertical line is undefined. The slope is the tangent of the enclosed angle. Tan = vertical side divided by horizontal side. With a horizontal line, the verticle side is zero and zero/any number is zero. For...
  32. Mortgage Class

    A borrower received a 30-year ARM mortgage loan for $120,000. The start rate was 3.50% and the loan adjusts every 12 months for the life of the mortgage. Rate caps are 3/2/6. The index used for this mortgage is the LIBOR. For this exercise, let’s say it was 3.00% at the ...
  33. English

    I've selected the poem The Casual Ward by Sir Luke Fildes which shows the poverty of the time period due to the industrial revolution. I would like to start off my paper with an introduction to the Industrial Revolution and list the positive and negative effects. Here are some...
  34. Math

    17) Consider the function f(x)=3x3−3x2+4x+2 Find the average slope of this function on the interval (−3,5). By the Mean Value Theorem, we know there exists a c in the open interval (−3,5) such that f′(c) is equal to this mean slope. Find the two values ...
  35. Chemistry

    We conducted a lab with antacids in class the other day and i'm having trouble doing the calculations. Well we basically took antacid tablets dissolved them in HCl, heated it and then added phenolthalien and then titrated until we saw a pink color. At 41mL we saw the pink and ...
  36. Finance/Math

    PLease help, I have a business finance class I am really ineed of help. I do not understand this at all. I have gone over and over the instructions and I am still getting it wrong. Please help. Year Cash Flow 1 $695,000 2 876,250 3 1,057,500 4 1,238,750 5 1,420,000 1. ...
  37. statistics

    1. Draw a simple random sample of 15 students from your class, and calculate sample mean and sample variance of their heights(use Lottery method ) 2. Three blocks of Coal were analyzed by Four Chemists and the ash-content in the blocks was found to be as under: Chemists Blocks...
  38. Social Studies/Law

    Briefly describe the following court cases or laws/Acts by identifying (for each one): -The constitutional amendment or law involved -The opposing sides of the issue -The relationship of this particular legal issue to the larger issue of diversity: ethnic, cultural, racial, ...
  39. Math 7 - NYS Math Exam Review - Book 1 (HW)

    C = 2nr!?!??!??! Since the NYS Math Exam is coming up (in my district in my school we have it next week). You see in my class were not done with our geometry and ratio, proportion unit and plus we are missing one unit: algebra. We didn't get to solving the formulas. Ratio and ...
  40. Statistics

    uppose that a category of world class runners are known to run a marathon (26 miles) in an average of 143 minutes with a standard deviation of 12 minutes. Consider 49 of the races. Let X = the average times of the 49 races. (a) Find the median of the average running times. ( ...
  41. Statistics

    In Professor Smith's statistics course, the correlation between students' total scores before the final exam and their final exam scores is r = 0.67. The pre-exam totals for all students in the course have a mean of 275 and a standard deviation of 26. The final exam scores ...
  42. finance

    The countries of Stabilato and Variato have the following average returns and standard deviations for their stocks, bond, and short-term government securities. What range of returns should you expect to earn 95 percent of the time for each asset class if you invested in ...
  43. Math

    a) Is ∫[-1 to 1]e^x^3 dx positive, negative, or zero? Explain. I think is positive but i don't know how to explain it. b) Explain why 0 < ∫[0 to 1] e^x^2 dx <3. Can you type this equation or whatever in a better format? What branch of math does this problem ...
  44. work

    1. You are a member of Special Troop Battalion, 3d BCT, 10th Mountain Division. Your battalion will deploy to Iraq within six months. The battalion commander approved your unit’s METL. The METL identifies critical tasks for each platoon and now it is time for squad leaders ...
  45. Reading Skills

    Inside the bus, in his summer Class-A uniform with its brass glitter and infantry-blue shoulder cordon, Jamie Sabin was going home. Fort Benning would be a fading dream; Preston, Virginia, a place unknown, his future. He was in between, fumbling with puzzle pieces, making up ...
  46. Finance - Capital Budgeting/Cost-cutting

    Caradoc Machine Shop is considering a four-year project to improve its production efficiency. Buying a new machine press for $560,000 is estimated to result in $210,000 in annual pre-tax cost savings. The press falls into Class 8 for CCA purposes (CCA rate of 20 percent per ...
  47. English

    Can you help me simplify or correct these sentences,too? Thank you very much in advance 1) In fact she resists all her master’s advances protecting her (?) virtue and in her turn gains a proposal of marriage which she accepts obtaining a social position which only women from...
  48. computer science

    i have two numbers... 1564656 1981676 i want to check if the first and the last number from a string of these numbers are the same or would i do that. how would i just compare the first and a last number and ignore the other numbers in this string? my code so far... ...
  49. Chem 11

    So I did a lab determining the chemical formula of a hydrate. I really just need somebody to check this over for me. We had to find the molecular formula of a hydrate of copper (2) sulphate, CuSO4 .xH2O. My observation table looks like this: Mass of clean, dry test tube: 21.6g...
  50. science

    Hi. I am conducting a science experiment to present to a class. Details of experiment below. Materials: 1 can of non-diet soda 1 can of diet soda 2 buckets of water 1. Fill bucket 2. Put can of non-diet soda into a bucket of water. 3. Wait for the can to either sink or float. ...
  51. Statistics

    A confidence interval was used to estimate the proportion of statistics students that are females. A random sample of 72 statistics students generated the following 90% confidence Interval: (.43, .63). based on the interval above, is the population proportion of females equal ...
  52. Calculus AP Exam review explanation pls

    1) The average value of the function g(x) = 3^cos x on the closed interval [ − pi , 0 ] is: 2)The change in the momentum of an object (Δ p) is given by the force, F, acting on the object multiplied by the time interval that the force was acting: Δ p = F Δt . If the force...
  53. Calculus

    Approximate the area under the curve on the given interval using n rectangles and the evaluation rules (a)left endpoint, (b) midpoint and (c) right endpoint. y=(x+2)^(1/2) on [1,4], n=16 How am I suppose to do this?
  54. math

    Given f (x) = √(7 + x) + 4 . Use the rectangle method to approximate the area on the interval [0, 8] using 4 rectangles. (Assume the graph goes through the midpoint of each rectangle.)
  55. Law

    Which one of the following groups has the best chance of bringing a class action lawsuit? A. Everyone who developed a severe sunburn on the same day in Miami, despite using one of the leading brands of sun block. B. Elderly patients who complain of back problems and who all ...
  56. Physical Science

    Can someone please help me with this question Im not really sure what the question is asking, I don't understand at all. Please explain. With sound, you get harmony when the frequencies of two sounds are in the ratios of small integers - eg, two sounds with one frequency twice...
  57. Math

    In order to swim one mile in a rectangular pool, I must swim the length of the pool 80 times or swim all the way around the perimeter of the pool 22 times. How wide is the pool? (1 mile = 5,280feet) so would I take 5280 divided by 80 for a total of 66 then subtract 22 from the...
  58. french

    Can someone help me with this summary? We read a story in French class, but I have not taken french in a year so I am soo confused... this is my paragraph.. "L'œuvre du sixième jour" dit une histoire du premier chien que dieu a créé. Dieu a dit le chien pour aller à la ...
  59. Great Cities Past and Present

    Answer the following questions in a few sentences. Shanghai Questions 1. How did Shanghai merge East and West in the era of colonialism? Who do you think benefited most from the city as it existed at that time? 2. How was Shanghai transformed in the communist era? What ...
  60. Science

    My physical science class is doing an experiment on the mass of pennies. I hypothesized that newer pennies would have less mass because cheaper materials are being used. I found that before 1982, pennies were made from 95% copper/5% zinc, and after 1982 from 99.2% zinc/0.8% ...
  61. Chemistry

    How would you exactly start the first problem? My thermodynamic skills is a bit rusty. I am assuming I have to use ΔH°f under the given reaction..? But then..we barely covered ΔG° in class. Am I to use this equation, ΔG° = ΔH° - T ΔS°? Umm..can ...
  62. English

    I urgently need you to help me find the proper words. Thank you Writeacher 1) Thank you very much for sending me the list of your students. I was thinking of creating a link to our partnership ( I don't know how to express this) on my school webpage. 2) Five of your students ...
  63. Physics

    A row of seats is parallel to a stage at a distance of 8.70 m from it. At the center and front of the stage is a diffraction horn loudspeaker that has a width of 7.50 cm. The speaker is playing a tone at a frequency of 9600 Hz . The speed of sound is 344 m/s. a. What is the ...
  64. Java Programming

    I need to create a pseudocode for the follwing application: Write Java-like pseudocode to specify the logic for the following program application: Write an application that prompts an employee for an hourly pay rate and hours worked. Compute gross pay (hours times rate), ...
  65. Math

    Two kids are building a rocket for science class. once the rocket is launched its height in feet, h(t) can be found using the function h(t)=-16t^2+128t where t represents time in seconds. They record the time from the moment the rocket launches until it falls to the ground. (...
  66. computers

    I have just started a basic class in programming and I am totally lost. Can someone help me out? I have to write pseudocodes and create flowchart and don't have a clue. I need help with the following: flowchart, pseudo-code, Input and Output variables, and also an Program Desk...
  67. statistics

    a companys ceo wanted to estimate the percentage of defective product per shipment. in a sample contianing 600 products he found 45 defective product. a. find 99% confidence interval for the true porporton of defective product show calcultions and explain process used to ...
  68. Art

    Could you please check these sentences, Writeacher? Thank you. 1) Samuel Richardson was born into a Puritan middle-class family. He moved to London quite young, and there started working as a printer. 2) At the age of 51, when he was one of London's most reputable and ...
  69. Art

    Writeacher, could you please check if everything is OK? Thank you. 1) Samuel Richardson was born into a Puritan middle-class family. He moved to London quite young, and there started working as a printer. 2) At the age of 51, when he was one of London's most reputable and ...
  70. calculus

    Construct a sign chart for the derivative. Then determine the relative and absolute extrema for y = -4x2 + 4 on the interval [-3,3].
  71. Calculus

    Find the relative extrema of the function f(x) = 1/2 x - sinx on the interval (0, 2 pie) please show me how you got this!!
  72. English

    Can someone correct these questions, please? Thank you very much in advance. 1) Briefly outline the features of the 18th-century novel focussing on the type of narrator, the hero and the time and place setting. 2) Analyze the structure of Swift's Gulliver's Travels dwelling ...
  73. ela

    1. The portion of a story in which the characters are introduced and the setting is described is called the (1 point) climax. exposition. rising action. falling action. 2. Imagine you are going to add the following events to a plot diagram for The Watsons Go to Birmingham—...
  74. statistics

    For an IQ test, we know the population mean = 100 and the standard deviation =16. We are interested in creating the sampling distribution when N = 64. (a) What does that sampling distribution of means show? (b) What is the shape of the distribution of IQ means and the mean of ...
  75. Business management class

    1. Americans are often accused of being ethnocentric. This means that A. Americans welcome diversity in their work force. B. Americans feel their culture is superior to other cultures. C. U.S. firms are actively seeking international markets. D. U.S. businesses are pursuing a ...
  76. Please Check My Math Work

    a^2 - 2ab - 15b^2 This is what I got: (a-5b)(a+3b) Correct! x^4+2x^3-4x^2-5x-6 DIVIDED BY x^2+x-2 My answer: x^2+x-3 remainder of -12\x^2+x-2
  77. Math

    How would you do: 10 divided by 2 1/2 Set up the problem as a fraction. 10 / 2 1/2 10/1 / 5/2 Invert the divisor and multiply. 10/1 x 2/5 = 20/5 = 4 thanks that really helped!
  78. Algebra 1

    I am supposed to preform the indicated divisons: 8x^3-6x^2+2x divided by 4x+1 I am so lost right now, not understanding this at all!
  79. Algebra

    Divide and simplify The problem looks too easy to be simple 6/s divided by 24/s Is it just 4s? or Do I invert and get 6/24 or 1/4? Do I leave the s in there?
  80. algebra

    In an equation does the inequality sign change when both sides are multiplied or divided by a negative number? Why or why not?
  81. algebra

    In an equation does the inequality sign change when both sides are multiplied or divided by a negative number? Why or why not?
  82. Math

    How do you solve a problem like this? It says divide. then write each quotient in simplest form 5 divided by 3 1/3
  83. calculus

    Evaluate the following limit: lim x --> negative infinity 9 square root over x^2-1 divided by x + 4
  84. math

    Please help. the question is: Estimate the quotient. Tell what compatible numbers you used 817 divided by 4
  85. math

    using long division what is x^(7)-9x^(6)+19x^(5)+23x^(4)-108x^(3)+82x^2)+64x-120 divided by (x+3)
  86. Algebra

    What is the value of 3²/3^-1? I figured out that 3² is 9 and that divided by 3^-1 was 30, but that was not one of the listed answers. Where did I go wrong and what is the correct answer? Thank you! :-)
  87. 5th grade

    if a team is divided into 5 groups 1/2 , 1/6 , 1/6 , 1/12 , and 2 other people how many all together how many in each group
  88. 7th grade math

    Write a situation that could be modeled with the expression below. 45 divided by 3 minus 2 times 4
  89. Mathematics

    Find the greatest number which when divided into 1250 and 1000 leaves a remainder of 26 and 28 respectively.
  90. Basic math

    Is 51 divided by 13 3.9 or 3.92 when rounding for dollars as in giving pay increases. Do you take the highest amount?
  91. science

    which of the following can reduce biodiversity ? A) divided habiats B) habiat loss C) introduced species D) all of these
  92. Algebra

    how do i get rid of the fractions in this expression ? its supposed to be using order of operations original problem: (6^2 + 18) divided by 9 + 2/3(8)-6
  93. history

    what were the reason our forefathers divided the government into the legislative, executive and judicial branches.
  94. 5th math

    If a spinner is divided into 8 congruent sectors what is the sample space ? there a 2 1's, 2's. 3's and 4's that make up the segments
  95. Math

    If M=(1*2*3*4*......*1000) + 1, is M prime? I said no because 24001 can only be divided by 1 and itself, but I got a point off. Why is this?
  96. Math

    Find the quotient a^2x^3 + (5a^2b+ab)x^2 + (ab^3+5ab^2)x + b^4 divided by ax + b ^ symbolize power so a^2x^3 means a squared times x cubed.
  97. Math

    (1.0900 x 10to the 4th) X (2.098X 10 to the 14th) divided by (7.45x 10 to the negative 6th power)
  98. mATH

    pi x 3.41 x 1,3019234 divided by 12347 x 8 + 12 - 1804351 x 235-135425 squaredx 10 to the fifth power + 1- 12438723562956918723847.
  99. math

    So if 2142.45 divided by 2000 which equals to 1.071225 and I am try to find the rate from that it would be 1.03 which should be 3% or 3.3%?
  100. math

    A board is divided into rectangles each 2/15 in long What is the length of one rectangle written as a decimal
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