1. statistics

    A convenience store owner believes that the median number of lottery tickets sold per day is 49. A random sample of 20 days yields the data below. Find the critical value to test the owner's claim. 32 48 59 64 31 55 70 27 33 38 47 54 54 44 44 49 49 59 54
  2. english

    3. identify the complete sentence 3-4 a. chocolate milk, chocolate fudge , idc cream, and candy b. the average american nearly twelve pounds of chocolate each year c.the scientific name for chocolate is theobrina cacao d. loosely translated to "the food of
  3. please answer statistics

    Find warranty period (in days) for a washing machine whos average (mean) life is 6 years and standard deviation of 2.5 years. Assume 365 days in a year.
  4. Mathematics

    Mr.Zia borrows rs .25,000today with interest at 12%compounded annually .he agrees to pay rs.20,000 two years from today and the balance three years from today.find the amount of the final payment?
  5. STATISTICS(PLEASE READ)

    Find warranty period (in days) for a washing machine whos average (mean) life is 6 years and standard deviation of 2.5 years. Assume 365 days in a year.
  6. math

    find the average return over the last ten years on a mutual fund . what investment account of 1,000 for 5,10,15,20,25,30,35 and 40 years compound quaretly. is there a point at which the investment appears to grow more quickly
  7. STATISTICS

    In a cross-sectional study of heart disease and gender in middle-aged men and women, 10% of men in the sample had prevalent heart disease compared with only 5% of women in the sample. After adjusting for age in multivariate logistic regression, the odds
  8. Physics

    "Two blocks lie on a triangle as shown in the figure.  Block m has a mass of 8 kg and block P has a mass of 21 kg.  Assume the inclines and pulleys are frictionless find the tension in the string." The two blocks are on opposite side of an isosceles
  9. Physics

    QUESTION: A 200 N/m, 5 m spring on a 20 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline will the block travel? How fast will it be traveling when it is 0.2 m up the incline? EQUATION:
  10. Physics

    QUESTION: A 200 N/m, 5 m spring on a 20 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline will the block travel? How fast will it be traveling when it is 0.2 m up the incline? EQUATION:
  11. math

    The following scores were recorded on a 100-point examination: 95, 75, 76, 86, 96, 71, 68, 81, 95, 76, 69, 82, 93, 88, 94 Find the mean and median final examination scores.
  12. algebra

    The following scores were recorded on a 100-point examination: 95, 75, 76, 86, 96, 71, 68, 81, 95, 76, 69, 82, 93, 88, 94 Find the mean and median final examination scores.
  13. Math

    The following scores were recorded on a 100-point examination: 95,75,76,86,96,71,68,81,95,76,69,82,93,88,94 Find the mean and median final examination scores.
  14. math

    If a tree is 10 feet tall after two years and 25 feet tall after 5 years, find the rate of change of growth of the tree if y is the height in feet and x is the number of years. Be sure to give correct units.
  15. Algebra

    The relationship between Celsius(C)and Fahrenheit (F) degrees of measuring temperature is linear. Find an equation relating the two if 1o degrees C corresponds to 50 degrees Fand 50 degrees F and 30 degrees C corresponds to 86 degrees F. Use the equation
  16. Physics..=> drwls - I need your help

    I need help seeing if my thoughts are correct and how to do some things. Block 1 of mass 0.200 kg is sliding to the right over a frictionless elevated surface at a speed of 8.00 m / s. The block undergoes an elastic collision with stationary block 2, which
  17. math

    triangle ABC has vertices A(3,4), B(4,-3) and C(-4,-1). a. draw a sketch of the triangle b. draw the altitude from vertex A c. find the slope of side BC which is =-1/4 d. find the slope of the altitude from A which is 4 e. find the equation of the line
  18. Calc 3

    The actual span of the base of the dome is 143 feet. 1) Use cylindrical coordinates to write the surface of the dome as a function of the distance from the center of the base; that is find z = f (r) . 2) Use your function to find the height of the dome;
  19. PHYSICS

    Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with these. Here is problem #8: A 20 kg block of ice slides without friction down a
  20. Science-Physics

    As shown below, a 2.00 kg mass is connected to an unknown mass m via a massless rope and a massless, frictionless pulley. The mass m is on a ramp angled 20 degrees above the horizontal. The coefficients of kinetic and static friction are μk=0.35 and
  21. Math

    2)Jenny wants to buy a new car, and she has narrowed her choices to two models. Model A sells for $12,500, gets 25mi/gal, and costs $300 a year for insurance Model B sells for $16,100, gets 36 mi/gal, and costs $400 a year for insurance. Jenny drives about
  22. History

    How did an astrolabe serve European explorers during the Age of Discovery? it was a navigation tool used to determine longitude an latitude by calculating the angle between the horizon and celestial body such as the moon, sun, or a star it was a
  23. Calculus please help !

    Find the coordinates of the center of the ellipse represented by 4x^2 + 9y^2 – 18y – 27 = 0. For 2x^2 + xy + 2y^2 = 1, find , the angle of rotation about the origin, to the nearest degree. Find the distance between points at (–1, 6) and (5, –2).
  24. Math

    Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for $12,500, gets 25mi/gal, and costs $300 a year for insurance Model B sells for $16,100, gets 36 mi/gal, and costs $400 a year for insurance. Jenny drives about
  25. Government (with answer choices)

    Who has the power... (answer can be CONGRESS, HOUSE, SENATE, PRESIDENT, OR SUPREME COURT) 1. make laws 2. veto a legislative measure 3. make treaties 4. declare war 5. declare a law unconstitutional 6. coin money 7. regulate commerce 8. issue an executive
  26. math

    Find last years salary if after a 3% pay raise this years salary is $35,020
  27. math

    About 47 years to about 77 years. Find the percent of increase to the nearest percent. would the answer be 64%?
  28. AP ENGLish

    Many plays and novels use contrasting places (for example, two countries, two cities or towns, two houses, or the land and the sea) to represent opposed forces or ideas that are central to the meaning of the work. Explain this contrast within the play,
  29. calculus

    2. Consider the function f defined by f(x)=(e^X)cosx with domain[0,2pie] . a. Find the absolute maximum and minimum values of f(x) b. Find the intervals on which f is increasing. c. Find the x-coordinate of each point of inflection of the graph of f.
  30. calculus

    2. Consider the function f defined by f(x)=(e^X)cosx with domain[0,2pie] . a. Find the absolute maximum and minimum values of f(x) b. Find the intervals on which f is increasing. c. Find the x-coordinate of each point of inflection of the graph of f.
  31. Biology

    Read the scenario. You want to answer the following question: Does drinking cause liver damage? You set up an experiment by selecting a group of people and dividing them into two groups. You test each group for liver damage and find that there is none in
  32. math

    1. Which angles are adjacent angles? (1 point) ∠GBM and ∠FBC ∠CBX and ∠FBC ∠XBG and ∠FBC ∠MBY and ∠FBC 2. The measure of ∠3 is 101°. Find the measure of ∠1. (1 point) 101° 106° 74° 79° 3. Is
  33. Math

    A developer plans to build houses around lake okeebele. Most of his customers want to buy about 100 feet of lakefront. How many lots can the developer build around the lake? scale 100 feet=10,000 square feet
  34. math

    A developer plans to build houses around lake okeebele. Most of his customers want to buy about 100 feet of lakefront. How many lots can the developer build around the lake? scale 100 feet=10,000 square feet
  35. math

    Claire is 15 years old today. This is 5 times as old as her sister margaret was when claire was the age that margaret is today. How old is margaret today?
  36. Math

    Dawn is 15 years old today. This is 5 times as old as her sister Eve was when Dawn was the age that Eve is today. How old is Eve today? Please help
  37. MATH SUPER HELP!

    I have 2 questions which measure correctly completes the statement. 1,127.5 milligrams = ? grams (1 point) which measure correctly completes the statement 627.532 L= / ml a sunflower was 1.8 meters high one week ago. in 7 days it grew 12 centimeters. find
  38. socials

    What be the restrictions of measuring development in country by gross domestic product. What be the restrictions? What be advantages? i not really get this, is is that levels of economic development are hard to measure accurately. what to measure be
  39. Math

    Two brothers are respectively 6 and 9 yrs old. in how many years will the ratio of their ages be 4:5?
  40. algebra

    serenity is 13 years old than chase. the sum of their ages is 27. how old are they?
  41. math

    serenity is 13 years old than chase. the sum of their ages is 27. how old are they?
  42. Math

    A bag contains 12 slips of paper of the same size. Each slip has one number on it, 1-12. Find P(even number). Find P (a number less than 6). Find P (an odd number). Find P (a number greater than 8).
  43. art history

    The theatrical Baroque mode was often adopted for works of art commissioned by proponents of the Counter-Reformation in Italy. Using Bernini’s design of the Cornaro Chapel with the altarpiece "Ecstasy of Saint Teresa" and Gaulli’s "Triumph of the Name
  44. geometry

    an isosceles trapesiod has legs that measure 24 units each. If the perimeter of the trapeziod is 150 units, what is the legth of its median?.
  45. word problem

    The half life of cesium-137 is 30 years. Suppose we have a 10-g sample. a)Find a function that models the mass remaining after t years. b)How much of the sample will remain after 80 years? c)After how long will only 2 g of the sample remain? Thanks (a)
  46. business

    What is a major political mistake to make in the Internet age?
  47. marketing

    are age differences fundamentally more important than cohort effects??
  48. World history

    Explain the big shift after the medieval age
  49. English

    What type of writing dominated the American Age of Reason?
  50. Science

    if the wood in the bowl contains only 1/16 of its original C-14, then its age is four half-lives of C-14.
  51. Algebra

    Translate this phrase into a algebraic expression. 22 more than twice Mabel's age
  52. biology

    how do scientists use radioactive dating to approximate a rock's age
  53. social studies

    Why did the people during the middle age fight in the crusades
  54. biology

    some people in old age complain of stiff joints. what is the possible reason for it?
  55. algebra

    Eight more than the product of seven and Mabels age. (turn into algebraic expression)
  56. World History

    It's believed that the role of feasts in the Ice Age was to?
  57. World History

    List 4 problems / setbacks of the medieval age?
  58. family studies

    what are four reasons why anger is less frequent at the preschool age.
  59. Science

    What is the type and age of the bedrock found in the mountain of NYS?
  60. linear equations

    Han's age decreased by 19 is 70 Translate this into an equation
  61. geology (science)

    what method is used to determine the age of a rock formation?
  62. world history

    4 famous poet during Spain golden age ?
  63. Science

    What parts of the earth did glaciers cover during the ice age.
  64. math

    a girl born in 2001 and died in 2005 and her age was 50
  65. corporate finance

    How does Ben's age affect his decision to get an MBA
  66. Grammar

    I need a help to correct this sentence if it is right or not. Must live with a soccer ball since the age of 4?
  67. b

    ome people in old age complain of stiff joints. what is the possible reason for it?
  68. health

    what should be taken into consideration when cultural bias occurs in age care
  69. Science

    How can the occurrence of fossils and their known age ranges be used to date rocks?
  70. History

    How did the Protestant Reformation and the Renaissance lead to the Age of Exploration?
  71. World History

    List the defining characteristics of the Paleolithic Age
  72. Social Studies

    How do you know that Sumerian society developed after the Stone Age???
  73. Health

    What are GMO's? Are they safe for all age groups? Why or why not? Please explain in detail.
  74. Social Studies

    What was a great contribution of the Islamic golden age?
  75. science

    how is the Maunder minimum and the little ice age related events?
  76. health

    Need help in answering this question How do physical changes during old age impact on the client?
  77. history

    Who labeled the era following the Civil War the "Gilded Age"?
  78. beast mode question

    Beastmode Question You see me twice a minute, thrice an hour and geometrically equal to the time elapsed. If the sun rise at x m/sec and the cloud run through the sky at y m/sec, find the maximum RADIUS OF THE EARTH.
  79. Grade 8 Math PLZ PPL help its hard

    A census-taker rings Mr. Manning's bell and asks how many children he has. "Three daughters," he replies. "And how old are they, in whole numbers?" asks the census-taker. "Well, I'll tell you this:the product of their ages is 72, and the sum of their ages
  80. Physics

    A 6.99-kg block is placed on top of a 12.9-kg block that rests on a frictionless table. The coefficient of static friction between the two blocks is 0.565. What is the maximum horizontal force that can be applied before the 6.99-kg block begins to slip
  81. Physics

    A 7.40-kg block is placed on top of a 12.5-kg block that rests on a frictionless table. The coefficient of static friction between the two blocks is 0.610. What is the maximum horizontal force that can be applied before the 7.40-kg block begins to slip
  82. 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
  83. Math (trigonometry)

    Hi, I need help with these problems, I'm not sure where to start. The book's examples are different. Thanks in advance!! 1.) To find the distance AB across a river, a distance BC of 472m is laid off on one side of the river. It is found that B=108.1
  84. Math

    How can we solve this using a Venn diagaram? 12 out of 1000 women at age forty who participate in routine screening have breast cancer. 880 out of 1000 women with breast cancer will get positive mammographies. 90 out of 1000 women without breast cancer
  85. Math

    Q1. Given that Angle OUR is congruent to Angle PUN and Angle OUR =2x+5,Angle RUN=4x-2 and Angle PUT= x+32,find the measure of Angle PUN Q2. Given that Angle TUN and Angle PUN are complementary angles and Abgle OUR = 4<RUP,what is the measure of Angle
  86. Math

    Q1. Given that Angle OUR is congruent to Angle PUN and Angle OUR =2x+5,Angle RUN=4x-2 and Angle PUT= x+32,find the measure of Angle PUN Q2. Given that Angle TUN and Angle PUN are complementary angles and Abgle OUR = 4<RUP,what is the measure of Angle
  87. physics help

    A block Q Of mass 70 kg is at rest on a table it is connected to block P By means two light inextensible strings knotted at S .A Third string is arranged in such a way that the string connecting block Q is horizontal. Calculate the maximum weight of block
  88. Pre-calculus HELP PLEASE !

    Find the coordinates of the center of the ellipse represented by 4x^2 + 9y^2 – 18y – 27 = 0. For 2x^2 + xy + 2y^2 = 1, find , the angle of rotation about the origin, to the nearest degree. Find the distance between points at (–1, 6) and (5, –2).
  89. spanish

    for spanish class my teacher asked me to find a translation of the poem Declaracion by Uva A. Clavijo...except i don't know were to find it so if anyone could help that would be great. you can go on spanish web sites Thank you for using the Jiskha Homework
  90. Physics

    A gram of living plant material with Carbon-14 , decays at a rate of about 16 disintegrations per minute. When the plant dies, the Carbon-14 decays, with a half-life of 5600 years. A gram of the dead plant is found to decay at about 1 disintegration per
  91. math

    Suppose a young couple deposits $700 at the end of each quarter in an account that earns 7.1%, compounded quarterly, for a period of 6 years. After the 6 years, they start a family and find they can contribute only $200 per quarter. If they leave the money
  92. math

    There are a total of 50 houses with two floor plans. use x to repre4sent floor plan 1 and y to represent flor plan 2 write an equation. The second floor plan has 4 times as many homes than the firs pla. Write an equation to illustrate this situation using
  93. Algebra

    1.Solve 2x = 5x2 for x. A. 2.322 B. 0.431 C. 0 and 2.322 D. 0 and 0.431 2.Which of these is a factor of 2x100 − x7 − 1? A. x B. x − 2 C. x + 1 D. x − 1 3.If P(x) is a polynomial with P(–6) = –1.12 and P(–5) = 0.6 then which of
  94. Modern World Studies

    This is what I am to write about: As industry spread, the British government initiated reforms to improve workers' lives. What motivated reforms in Britain? What kinds of reforms were enacted in Britain? Respond in two or more well-organized paragraphs. Be
  95. geometry

    The measure of a single angle in a regular octagon is (4x + 12)°. Find the value of x. Show equations and all work that leads to your answer.
  96. Pre Calculus/Trig

    find the area of a circle inscribed in triangle ABC where a=9, b=13, and the measure of angle C=38 degrees
  97. math

    A circular arc has measure 22ft and is intercepted by a central angle of 27 degrees . Find the radius of the circle.
  98. math

    Find the equivalent measure. 45 feet=___________yards show work I suggest looking up the conversion factor between the two and working from there
  99. Physics

    Find the electric field at P in the figure shown below. (Take r = 1.5 m and θ = 41°. Measure the angle counterclockwise from the positive x-axis.)
  100. Math

    Find the measure if the central angle that you would to represent each percent in a circle graph. Round to the nearest degree. 50%