Out of a group of 100 US residents, how many would you expect to have travelled no more than 386.9 miles in any given year?

189,875 results

  1. statistics

    Out of a group of 100 US residents, how many would you expect to have travelled no more than 386.9 miles in any given year?
  2. probability and statistics

    Out of a group of 100 US residents, how many would you expect to have travelled no more than 386.9 miles in any given year?
  3. math

    merle travelled six hundred twenty-three miles. hannah travelled eight hunderes one miles. hannah travelled how many more miles then merle?
  4. ap stats

    Based on historical data, an Oregon university enrolls 17% graduates and 83% undergraduates. Of graduates, 21% are expected to be non-residents and 79% are residents. Of undergraduates, 24% are non-residents and 76% are residents. During the 2008-2009 academic year, assume ...
  5. maths

    number of films seen by a group of people during the past year No of films seen 0 1 2 3 4 5 6 7 8 No of people 23 12 9 6 3 4 2 0 1 What percentage of people had seen more than 4 films during the year? would it be 10/60 = 0.1666 x 100 = 16.6% is this right??? It took me a while...
  6. Math

    Write the ratio as a fraction in lowest terms of the number of residents at Adams to the number of students at Dodge. Adams=115 residents Dodge=295 residents Evans=140 residents Fisher=245 residents Brown=135 residents Carver=200 residents I have no idea on how to answer this ...
  7. algebra

    In the annual walkathon, Lee jogs for 5 3/4 miles more than he walks. If he travelled a total of 15 miles, how many miles did he walk?
  8. math

    In the annual walkathon, Lee jogs for 5 3/4 miles more than he walks. If he travelled a total of 15 miles, how many miles did he walk
  9. math

    . In the annual walkathon, Lee jogs for 5 3/4 miles more than he walks. If he travelled a total of 15 miles, how many miles did he walk?
  10. Math Algebra

    A quick question to check my answer. Trains A & B are travelling in the same direction on parallel tracks. Train A is travelling at 100 miles per hour and train B is travelling at 110 miles per hour. Train A passes a station at 2:10 A.M. If train B passes the same station at 2...
  11. Maths

    A group of students were asked some questions about how they travelled to school. 1/2 of them said they walked. 1/3 of them said they travelled by bus. In the group there were more than 20 students and less than 30. a) How many students were there in the group b) what fraction...
  12. math

    an ultralight plane had been flying for 40 min when a change of wind direction doubled its ground speed. the entire trip of 160miles took 2h. how far did the plane travel during the first 40 min? Let V be the initial ground speed and 2V be the final ground speed, in miles per ...
  13. statistics

    The scores on a national achievement test are normally distributed with a mean of 50 and a standard deviation of 10. Out of a group of 200 students, how many would you expect to score more than 70?
  14. physics

    If you launch a marble out of a launcher on a table with a given angle, and you know that range( distance it travelled) and time travelled ( if needed). The only force acting upon is gravity. How would you find the initial speed or velocity of the launcher? Is there a formula?
  15. statics

    In a given year every 100 babies born, there were 6 more boys than girls. If we were to randomly pick a child from a representative group, what is the probability of picking a girl?
  16. statistics

    The distance travelled in a week by sales staff employed by a nationwide security firm is approximately normally distributed with a mean of 200 miles and standard deviation of 48 miles. a) less than 80 miles, b) more than 250 miles, c) between 100 and 300 miles. d) A reduced ...
  17. Statistics

    The distribution of ages in the United States in the year 2010 is given below. Intervals include the left endpoint but not the right; the number of people aged 100 or more was not zero but it was so small that it makes no difference to the table. You can assume that the ages ...
  18. Statistics

    Problem 1 The distribution of ages in the United States in the year 2010 is given below. Intervals include the left endpoint but not the right; the number of people aged 100 or more was not zero but it was so small that it makes no difference to the table. You can assume that ...
  19. Math & Stats

    Please help I was up till 2am trying to figure this out last night, Thanks The top selling Red and Voss is rated 70,000 miles, which means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles...
  20. statistics

    Distance travelled in a week by sales staff employed by nationwide security firm is approximately normally distributed with a mean of 200 miles and standard deviation of 48 miles. Estimate the percentage of staff who in a week travel: 1. a)less than 80 miles b)more than 250 ...
  21. Statistics

    Distance travelled in a week by sales staff employed by nationwide security firm is approximately normally distributed with a mean of 200 miles and standard deviation of 48 miles. Estimate the percentage of staff who in a week travel: 1. a)less than 80 miles b)more than 250 ...
  22. statistics

    2. A researcher measures the heart rate in a population of runners and finds they have an average heart rate of µ = 50, σ = 5. You do not need to show a graph, only computation work. 2A. Based on the average heart rate cited above, what proportion would we expect to have...
  23. Math (Calc) (Differential Equations)

    The rate of change in the number of miles s of road cleared per hour by a snowplow is inversely proportional to the depth h of snow. That is, ds/dh = k/h Find s as a function of h given that s = 25 miles when h = 3 inches and s = 10 miles when h = 9 inches (2 <= h <= 15...
  24. math, 7th

    If there are 100 marbles, 10 red, 20 white, 30 blue, and 40 green, and you were to choose only one out of a bag, what is the probability that it wouldn't be red, white, or blue? The probability would be 40 out of 100 -- or 4 out of 10. What percentage is that? 40% 40% I would ...
  25. Math_Statistics

    Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: a.In what interval you would expect the middle 95% of the IQ scores to be found. b.What percent of people would have an IQ score above 116. c.What percent ...
  26. Statistics

    Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: a.In what interval you would expect the middle 95% of the IQ scores to be found. b.What percent of people would have an IQ score above 116. c.What percent ...
  27. STATS

    The top selling Red and Voss tire is rated 70,000 miles means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles and a standard deviation of 6,400. a. What is the probability that a tire ...
  28. Healthcare

    As the administrator of a local nursing home, you have just received notification that the organization is being purchased by a national group. Because of new policies to be implemented, many of the residents will be displaced. To make the situation more challenging, some of ...
  29. Chemistry

    what is the charge on a typical ion for group 1A? how can i figure out the answear to a question like this.. then group 7A,6A,2A Group 1A has one electron in the outer orbit, it is lost on ionization, and the charge on the metal ion is +1. Group 7a has seven electrons, it ...
  30. Math

    Three people share a car for a period of one year and the mean number of kilometers travelled by each person is 152 per month. How many kilometers will be travelled in one year? 3 x 152km/month x 12 months/year = 5472 km/year. Is this correct?
  31. math-help

    The person in the word problem wants to run a total of 1000 miles in a year and within a 2 month process she ran a total of 231.05 miles, so now they are asking how many more miles she has to run in the year to reach her goal of 1000 miles. So I think I should subtract 231.05 ...
  32. statistics

    An auditor of Health Maintenance Services reports 40 percent of policyholders 55 years and older submit a claim during the year. Fifteen policyholders are selected at random for company records. a)how many of the policyholders would you expect to have filed a claim within the ...
  33. Math

    Write this as an inequality He would have traveled 120 miles and would need 330 more miles to reach Dallas Variables : h gor time and m for miles
  34. Science

    if one cup has a larger volume of water in it than a second cup, which would you expect to have a larger amount of dissolved oxygen (or would it be equal for both)? I would expect more water to dissolve more oxygen. More water dissolves more salt, more water dissolves more ...
  35. Math

    We are learning about multiplying and dividing positive and negative numbers. The population has decreased by 300 residents, over the pass 5 years the same number of residents left each year. What was the change in population each year? Please help!!!!
  36. math

    Find the distance between A and B, if Jimmy travelled from A and B at 100 km/h. This trip would take him 3 hours more at 80km/h
  37. Math

    Colin lived in Scotland and was going to take his caravan on holiday to France. On the first day he travelled 472.87 miles to Portsmouth. He got a ferry which travelled 73.92 miles. He then got off the ferry and drove 134.56 miles to the camp site. How far did Colin travel to ...
  38. Math/modelling

    Hi, I have a linear model with equation p =5.1t - 28, which concerns breeding pairs of birds where p is the number of breeding pairs and t is the year. I need to use this model to estimate the number of breeding pairs in year 15. I would assume to do this I just need to insert...
  39. Algebra

    A contagious disease is infecting residents of a town of 7,300 residents. The number of residents infected t days after the disease has begun is given by the function f(t)=(7300)/1+500e^-0.5 t How many residents are infected with the disease after 6 days?
  40. algebra

    A contagious disease is infecting residents of a town of 7,300 residents. The number of residents infected t days after the disease has begun is given by the function f(t)= 7300/1+500e-0.5t How many residents are infected with the disease after 6 days?
  41. statistics

    The average amount of time people spend on facebook each day is 71 minutes, with a standard deviation of 4.7 minutes. Are you more likely to select a random person that spends less than 68 minutes per day, or a group of 35 people that spend on average less than 65 minutes per ...
  42. social studies

    which side of Australia would you expect to be very dry, and which side would you expect to have more rain? explain
  43. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  44. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  45. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  46. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  47. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  48. math

    Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than $ 100. That is any given sale on such a day has a probability of 0....
  49. math

    the group covered the first 70 miles in 10 hours. then it doubled its paceto travel 280 miles. how long did it takethe group to travel 350 miles? 70 mi/h and 140mi/h 350-70 = 280 280 miles left, 140 miles every 10 hours so 20 hours 20hrs + 10hrs = 30 hrs it took the group 30 ...
  50. Chemistry

    1) Frank and Oswalt report a molar absorptivity of 4700 L mol^-1 cm^-1 for thiocyanatoiron(lll) ion. What absorbance would you expect for a soloution that it 1.0e-4 M in thiocyanatorion(lll) ion, if the path length is 1.00 cm? 2) At a given temperature, the equilibrium ...
  51. Math

    in a recent year, a single person could expect to pay $4550 in income taxes on an adjusted gross income of $35,000. how much more tax should the person expect to pay if her adjusted gross income increased by $4000, knowing that this would not move her into the higher tax ...
  52. chemistry NMR helpppp

    really really need some help, been stuck on this for toooo long. Some Data: "A" triplet for 3H (2 neighbors) "B" quartet for 2H (3 neighbors) "C" singlet for 3H (no neighbors) "D" singlet for 2H (no neighbors) Alright here is what i have so far: im trying to figure out what ...
  53. Quantitative Methods II

    The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. What is the random variable? b. The mayor of Daisy City makes $2250 a month. What percentage of Daisy City's residents has incomes that are more than...
  54. statistic

    You draw a random sample of 300 employee records from the personnel file and find that the average years of service per employee is 6.3, with a standard deviation of 3.0 years. a. What percentage of the workers would you expect to have more than 9.3 years of service? b. What ...
  55. Math

    At the end of the first quarter of 2006, all the major stock market indexes had posted strong gains in the past 12 months. Mass Mutual Financial Group credited the increases to solid growth in corporate profits. The mean one-year return for stocks in the S&P 500, a group of ...
  56. chemistry

    I have more more problem i need some help figuring out. I really do not know how to even approach this problem; there is so much information. - A newspaper article about the danger of global warming from the accumulation of greenhouse gases such as carbon dioxide states that "...
  57. Statistics

    A telephone company's goal is to have no more than 4 monthly line failures on any 100 miles of line. The company currently experiences an average of 5 monthly line failures per 50 miles of line. Let x denote the number of monthly line failures per 100 miles of line. Assuming x...
  58. maths

    In Newtopia, inflation runs at 15%. A home entertainment unit currently sells for $2000. A)How much would you expect it to cost in a year`s time? B)How much would you expect it to cost in two year`s time?
  59. biostats

    If a have calculated 2 standard deviations from a sample of for example 25 day duration in a hospital for 2 groups ( 1 group was given antibiotics , the other group was not given the antibiotics) The standard deviation for group given antibiotic was 8.23 and the standard ...
  60. Math

    A faulty odometer (mile indicator) on a car registers 6 miles for every 5 miles travelled. A t the start of a journey it reads 500 miles and at the end of the journey it read 560 miles. What distance has actually been covered?
  61. health

    Your community leaders have noticed an increase in positive STD test reports from the CDC. The nearest health department is more than 30 miles from your community. How might a community become involved in making public health interventions more effective in this situation? ...
  62. Statistics

    The average U.S. yearly capita consumption of citrus fruit is 26.8 pounds. Suppose that the distribution of fruit amounts consumed is bell shaped with a standard deviation equal to 4.2 pounds. a. What percentage of Americans would you expect to consume more than 31 pounds of ...
  63. Algebra

    In a recent year, a single person could expect to pay $4200 in income taxes on an adjusted gross income of $30,000. How much more tax should the person expect to pay if her adjusted gross income increased by $3000, knowing that this would not move her into the higher tax ...
  64. maths

    number of films seen by a group of people during the past year No of films seen 0 1 2 3 4 5 6 7 8 No of people 23 12 9 6 3 4 2 0 1 What percentage of people had seen more than 4 films during the year? would it be 10/60 = 0.1666 x 100 = 16.6% is this right???
  65. Medical Assisting

    Steri-strips cost $4.95 per box, there are 100 per box. If an orthopedic surgical group uses 200 Steri-strips a month, how much would be saved in a year by making a single purchase for a year's supply rather that 12 monthly purchases.If large lots of 1,000 or more, the ...
  66. Economics

    A nations capital goods wear out over time, so a portion of it's capital goods become unusable every year. Last year, its residents decided to produce no capital goods, It has experienced no growth in its population or in the amounts of other productive resources during the ...
  67. math

    Suppose that people’s weights are normally distributed, with mean 175 pounds and a standard deviation of 6 pounds. Round to the nearest hundredth of a percent a. What percent of the population would weigh between 165 and 170 pounds? b. What percent of the population would ...
  68. statistics

    Randomly select 100 purchases from your checkbook or 100 credit card purchases that you have made in the past year. Do not mix checks and credit card purchases; pick one or the other for this study. Would you expect the cents portion of the checks to be evenly represented? ...
  69. Quantitative Methods

    The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. What is the random variable? b. The mayor of Daisy City makes $2250 a month. What percentage of Daisy City's residents has incomes that are more than...
  70. math

    a group of friends shared the expenses of an automobile trip,which cost $40.if there had been 3 more people in the group.each would have $3 less.how many people were there in the group and how much did each pay?
  71. statistics

    Your muffler factory claims to manufacture mufflers with a lifespan of more than 10000 miles of usage. A consumer group tests this claim at the 95 percent significance level, and finds that a sample of 64 mufflers have a mean lifespan of 10002 miles, with a standard deviation ...
  72. English

    Thank you veru much. I have a few more doubts. 1) While my family went out, I called a friend. (I think went out is wrong) 2) They expect the weather will be warm They expect the weather to be warm 3) They raise money for (not to) a charity. Can "while" be followed by the ...
  73. quantitative methods for business

    A product with an annual demand of 1000 units has Co = $25.50 and Ch = $8. The demand exhibits some variability such that the lead-time demand follows a normal probability distribution with μ = 25 and σ = 5. 1. What is the recommended order quantity? 2. What are the ...
  74. Maths

    Thato caught 4 snails and placed them all in the same small circle on the ground and organised a race......1st snail travelled 24cm in 4minutes,2nd snail travelled 35 cm in 7minutes,3rd snail travelled 33cm in 5minutes and the 4th snail travelled 39cm in 6minutes..... (1)how ...
  75. Chinese in Canada

    How did the employing practices of Chinese labour contractors lead to prejudice? How did they take advantage of Chinese workers? The Knights of labour campaigned to have all Chinese removed from Vancouver. The kings would also often force Chinese residents out of town through ...
  76. Algebra 1

    Given the data set for the length of time a person has been jogging and the person's speed, hypothesize a relationship between the variables. a) I would expect the data to be positively correlated b) I would expect the data to be negatively correlated** c) I would expect no ...
  77. maths a

    The Bough and Bud Company combined an insect spray with a growth hormone to produce the MOP (More Oranges Production) Treatment, which was expected to increase the number of oranges produced by each tree. The data below shows the number of oranges produced by each tree in two ...
  78. Maths A

    The Bough and Bud Company combined an insect spray with a growth hormone to produce the MOP (More Oranges Production) Treatment, which was expected to increase the number of oranges produced by each tree. The data below shows the number of oranges produced by each tree in two ...
  79. maths

    A class of thirty students in a school has 18 boys. How many boys would you expect there to be in the year group of 130 students?
  80. math

    Terese manages a grocery store warehouse that encourages volume shopping on the part of customers. Therese has discovered that on any given weekday, 70% of the customers' sales amount to more than $100. that is, any given sale on such a day has a probability of 0.70 of being ...
  81. financial mgmt

    Ettenheim village is considering building a town swimming pool. The annual facility cost would be $200,000. Staff salaries for the pool, which would only be open during the summer would be $75,000. Other fixed cost would be $20,000 a year. There are other expenses of $50 per ...
  82. financial mgmt

    Ettenheim village is considering building a town swimming pool. The annual facility cost would be $200,000. Staff salaries for the pool, which would only be open during the summer would be $75,000. Other fixed cost would be $20,000 a year. There are other expenses of $50 per ...
  83. Statistics

    I am not sure if I can compare the measurments fro the above study with the standard normal distribution. I feel like I do not have enough data. Am I right or is it the standard normal distribution ? Medication at the end of life During the last month of life, residents were ...
  84. Stastics

    Imagine a researcher presented a null hypothesis that in a certain community, the average energy expenditure of residents is at least 2,100 calories per day. He randomly sampled 100 residents in that particular community. He computed a negative test statistic and the ...
  85. Operations Management

    Joe Henry's machine shop uses 2,500 brackets during the course of a year. These brackets are purchased from a supplier 90 miles away. the following information is known about the brackets. annual demand 2,500 holding cost per bracket per year $1.50 order cost per order $18.75 ...
  86. Chemistry

    Why would you expect lithium and sulfur to have different chemical and physical properties? Li is in group IA(or 1 depending upon the system you are using) and has 1 electron in its outer shell. S is in group VIA (group 6) and has six electrons in its outer shell. A different ...
  87. statistics

    in a classic study of problem solving, katona demonstrated that people whoa re required to figure out a problem on their own will learn more than people who are given the solution. One group of participants is presented with a series of problems that hey must figure out. ...
  88. Quick math help

    A car rental is $65 per day plus $0.45 per mile travelled. Determine the equation of the line that represents the daily cost by the number of miles traveled. If a total of 450 miles was travelled in one day, how much is the rental company going to receive as a payment? ...
  89. Chemistry

    If you weighed out 0.38 grams of calcium and reacted it with excess amount of HCI how many miles of H2 grams would you expect to produce?
  90. math

    helping lil bro with homework and he forgot to bring his books home and I cant remember anything 1. The word “risk” is used often in insurance discussions. Assume you have an apartment and how likely you are to buy Renter’s Insurance? 2. When you buy auto insurance, you ...
  91. 6th grade Math

    A sample of 50 people in Harrisburg indicates that 10 people of them know the name of the mayor of their neighboring city. Out of 5, 500 Harrisburgh residents, how many would you expect to know the name of the mayor of the neighboring city?
  92. Geometry

    Use an indeirect proof to show that John exceeded the 55 MPH speed limit if he left his house at 8:15 a.m. and arrived at his office 60 miles away at 9:00 a.m. Assume temporarily that John traveled at a constant speed of 55 mph and that was his maximum speed. Then in 45 ...
  93. English

    In which sentence is the underlined verb in the passive voice? a. The rock group is giving the concert just one more time. b. By then the rock group was already giving the concert. c.The rock group will have given the concert by then. d. The rock concert is being given just ...
  94. finance

    Kim and Dan Bergholt are both government workers. They are considering purchasing a home in the Washington D.C. area for about $280,000. They estimate monthly expenses for utilities at $220, maintenance at $100, property taxes at $380, and home insurance payments at $50. Their...
  95. Chemistry

    Which of the following does form a Group II cation? lead iron cobalt nickel How do you figure this one out? You must know what is in group II. Fe, Co, and Ni are in group III. Pb is in both group I and group II. Pb ppts as the chloride in group I and as the sulfide in group II.
  96. math

    emily pays $93 each year to belong to a photography club. next year, the membership fee will increase by 12.5%. emily estimates that the membership will just be under $100 each year after the increase. what is a true statement about emily's estimate? a. her estimate is ...
  97. Finance

    Can anyone offer help to me by explaining how I can answer this question? The current rate on 5-year T-Notes is 7% and the current rate on 10-year T-Notes is 9%. What should you expect the rate to be on 5-year T-Notes in 5 years? I am not looking for the answer directly, just ...
  98. Science

    Jana looked at her wristwatch as her family drove from syracuse to albany. After fifteen minutes, she checked the odometer on the dashboard to see how many miles they have traveled.What was she measuring? A-Speed B-Motion C-Velocity D-friction Heres what I can't figure out, it...
  99. math

    Brandon and Jacob buy used cars at the same time. Brandon buys a car with 10,000 miles on it. He drives an average of 100 miles a week. The equation that follows can be used to determine how many miles, m, will be on the car after any number of weeks of driving, w: m = 100w + ...
  100. Statistics

    According to a survey, 21% of residents in a country over age 25 had earned at least a bachelor's degree. You are performing a study and would like at least 10 people in the study to have earned a bachelor's degree. a)How many residents of the country do you plan t randomly ...
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