If 200 of the adults surveyed were in the age category of 24 and under and they provided a standard deviation of $14.50, construct a 95% confidence interval for the weekly average expenditure on fast food for adults 24 years

15,304 results
  1. Statistics

    One of the questions in the Pew Internet & American Life Project asked adults if they used the Internet, at least occasionally. The results showed that 454 out of 478 adults aged 18 - 29 answered yes; 741 out of 833 adults aged 30 – 49 answered yes; 1058

  2. Statistics

    One of the questions on a survey of 1,000 adults asked if today's children will be better off than their parents (Rasmussen Reports website, October 26, 2012). Representative data are shown in the DATAfile named ChildOutlook. A response of Yes indicates

  3. Math

    Tickets for a play cost Php 250 for adults and Php 200 for children.The sponsor of the show collected a total amount of not more than lhp 44,000 from more than 150 adults and children who watched the play. A. What mathematical statements represents the

  4. statistic****help*****

    Show all your work. Indicate clearly the methods you use because you will be graded on the correctness of your methods as well as on the accuracy of your results and explanation. A simple random sample of adults living in a suburb of a large city was

  5. stat

    One of the questions on a survey of 1,000 adults asked if today's children will be better off than their parents (Rasmussen Reports website, October 26, 2012). Representative data are shown in the WEBfile named ChildOutlook. A response of Yes indicates

  6. Statistics

    In a previous​ poll, 31​% of adults with children under the age of 18 reported that their family ate dinner together seven nights a week. Suppose​ that, in a more recent​ poll, 327 of 1114 adults with children under the age of 18 reported that

  7. Statistics

    The average age of chemical engineers is 37 years with a standard deviation of 4 years. If an engineering firm employs 25 chemical engineers, find the probability that the average age of the group is greater than 38.2 years old. If this is the case, would

  8. English article

    The question says that many adults say that life for teenagers today is easier than when they were young. Here are some comments from your friends: -our lives are definitely harder because we have so much pressure on us to succeed at school -we have far

  9. Math

    In a recent year there were the following numbers (in thousands) of licensed drivers in the United States. MALE: Age 19 and under - 4746 Age 20 - 1625 Age 21 - 1679 FEMALE: Age 19 and under - 4517 Age 20 - 1553 Age 21 - 1627 Choose one driver at random.

  10. statistics

    A Gallup poll of 1236 adults showed that 12% of the respondents believe that it is bad luck to walk under a ladder. Consider the probability that among 30 randomly selected people from 1236 who were polled, there are at least 2 who have that belief. Given

  11. Statisics

    35%of adult Americans are regular voters. A random sample of 250 adults in a medium-size college town were surveyed, and it was found that 110 were regular voters. Estimate the true proportion of regular voters with 90% confidence and comment on your

  12. Stats

    One of the questions on a survey of 1,000 adults asked if today's children will be better off than their parents (Rasmussen Reports website October 26, 2012). Representative data are shown in the file ChildOutlook. A response of Yes indicates that the

  13. statistics

    Workers in several industries were surveyed to determine the proportion of workers who feel their industry is understaffed. In the government sector, 37% of the respondents said they were understaffed, in the health care sector 33% said they were

  14. Statistics

    According to the Pew Internet &American Life Project. 75% of American adults use the internet. The Pew project authors also peported on the percentage of Americans who use the internet by age group. The data in the in the agefile group was consistent with

  15. Statistics

    In a survey of 1037 adults from the United States age 65 and over, 643 were concerned about getting the flu. Construct a 90% confidence interval for the population proportion.

  16. Math

    Describe a scenario where you expect a set of data to have A.) a large standard deviation B.) a small standard deviation The prize for winning a contest can be chosen from category a or category b. Prizes from category a have a mean of $1000 and a standard

  17. math

    Elisa surveyed people in her neighborhood about whether they would like to have a swimming pool in their community park. Of those who responded, 65% were in favor of having a swimming pool. Based on these results, which statement could be true? A. Elisa

  18. Stats

    One of the questions in the Pew Internet & American Life Project asked adults if they used the Internet at least occasionally (Pew website, October 23, 2012). The results showed that 454 out of 478 adults aged 18 - 29 answered Yes; 741 out of 833 adults

  19. computer

    // This program counts how many sales are made // in each of five categories of products start Declarations num category num SIZE = 5 num QUIT = 9 num sales[SIZE] = 0, 0, 0, 0, 0 string HEAD1 = "Sales" string HEAD2 = "Category Number of Sales" output

  20. Elementary Statistics

    According to a survey, 35% of adults are against using animals for research. Assume that this result holds true for the current population of all adults. Let x be the number of adults who are against using animals for research in a random sample of two

  21. math

    I was given a table that showed a simple random sample of adults' age and annual income living in suburb of a large city. a) What is the probability that a person chosen at random from those in this sample will be the 31-45 age category? The answer I got

  22. STATISTIC***HELP

    Show all your work. Indicate clearly the methods you use because you will be graded on the correctness of your methods as well as on the accuracy of your results and explanation. A simple random sample of adults living in a suburb of a large city was

  23. statistics

    A polling company reported that 53% of 2302 surveyed adults said that they play basketball.a. what is the exact value that is 53% of 2302? b. could the result from part (a) be the actual number of adults who said that they play basketball? why or why not?

  24. Statistics

    The prize for winning a contest can be chosen from category A or category B. Prizes from category A have a mean of $1000 and a standard deviation of $50. Prizes from category B have a mean of $1000 and a standard deviation of $300. Describe an advantage of

  25. Statistics

    According to a genetics model, plants of a particular species occur in the categories A, B, C, and D, in the ratio 9:3:3:1. The categories of different plants are mutually independent. At a lab that grows these plants, 218 are in Category A, 69 in Category

  26. stats

    This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly

  27. programming logic and design

    The Daily Gazette accepts classified ads in several categories. For most ads, the newspaper charges 10 cents per word for the first 50 words, and 8 cents per word for every word after that. Design a flowchart for a program that accepts data about an ad:

  28. math

    Part 2: Now it’s time to make the guest list! Figure out how many guests you will have at your party, and how much it will cost to feed everybody. You have four grandparents coming. For the adults, you have your parents, your best friend’s parents,

  29. Algebra 2

    A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the Internet per day is 54.2 minutes, with a standard deviation of 14.0 minutes. What is the 99% confidence interval for the number of

  30. advanced algebra

    The population of a town is divided into three age categories. A random sample of each category is surveyed about voting choices. This type of sampling is called

  31. Chicago Virtual Charter School

    A movie theater charges $7 for adults, $5 for school-age children, and $3 for babies. A group of people went to the theater. There were the same number of school-age children as babies and the number of adults was the same as school-age children and babies

  32. child development (answer included)

    • Write a 200- to 300-word response that identifies and explains distinguishing characteristics of each of the five developmental periods how does this sound The five developmental periods The five developmental periods are the following, infancy, early

  33. Math

    A university conducts a study of tobacco use among 1000 of its students. Researchers survey male volunteers and female volunteers to find the frequency of tobacco use. The study finds that, of the people surveyed, 250 men and 50 women regularly use

  34. Sociology

    In the last 30 years, more young adults, ages 25 to 34, are migrating back home. These returning adult children are called the boo-merang generation. One in five of these adult children are returning to the nest. Most of those surveyed indicate that they

  35. Math

    A group of adults and kids went to see a movie. Tickets cost $7.00 each for adults and $4.50 each for kids, and the group paid $64.00 in total. There were 4 fewer adults than kids in the group. Find the number of adults and kids.

  36. statistics

    According to a survey 35% of adults are against using animals for research. Assume that this result holds true for the current population of all adullts. Let X be the number of adults who are against using animals for research in a random sample of 2

  37. 1

    Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above d

  38. math

    In a large population of adults, the mean IQ is 112 with a standard deviation of 20. Suppose 200 adults are randomly selected for a market research campaign. The probability that the sample mean IQ is greater than 110 is...?

  39. c++ programming

    Write a C++ program for an amusement park to display the bill for the cashier. The pricing schedule is as follows: Category Price Children $ 10.00 each Adults $ 20.50 each

  40. I am VERRRY confused- Math

    The city of Atlanta recently increased their sales tax from 7.5% to 8%. How much more tax would you pay on a $10 purchase? A) $.01 B) $.05 **** C) $.07 D) $.50 2. Miguel conducts a survey of 750 college students to see how many of them have a part-time

  41. statistics

    Gallup News Service conducted a survey of 1,006 American adults aged 18 years or older, September 24-27, 2007. The respondents were asked, “What, if anything, worries you most about your personal financial situation in he long term? ‘Of the 1,006

  42. Sign Language

    What does the acronym CODA mean? Child of Deaf Adults*** Culture of Deafened Adults Community of Deaf Adults Cochlear Oral Deaf Adults

  43. statistics

    assume adults have an IQ score that are normally distrubted with a mean of 105 and standard deviation of 20 A) find the percentage of adults that have an IQ between 94 and 116 B) find the percentage of adults IQ exceeding 120 C)Determine the 1st, 2nd, and

  44. math

    a recent survey was conducted on 6 grade students. Of those surveyed, 180 of the students prefered basketball over football. if the 180 students was 5/8 of the total students surveyed, how many total students were surveyed? write an equation to model this

  45. Math

    A Seventh Grade Math class surveyed the school to determine which car their teacher should purchase. The results are shown in the table. Car Survey Results Truck | 22 SUV | 12 Sports car | 19 Sedan | 17 70 people were surveyed. If 2,000 people were

  46. Geometry

    I want to check this problem also; An elctronics store surveyed every 7th customer who came into the store for a week. Of the 350 people who responded 144 poeple watched movies on VHS tapes. 239 people watched movies on DVDs. 54 people watched movies both

  47. Math

    In which survey was a parameter reported? Select two answers. A. Of the 100 teenagers surveyed from Jill’s middle school, 2 out of 3 of them own a bicycle. B. Of the 1000 seventh grade boys surveyed across the U.S., 5 out of 6 of them want to go to

  48. Math

    In which survey was a parameter reported? Select two answers. A. “Of the 100 teenagers surveyed from Jill’s middle school, 2 out of 3 of them own a bicycle. B. “Of the 1000 seventh grade boys surveyed across the U.S., 5 out of 6 of them want to go to

  49. math

    One hundred people were surveyed about their breakfast preferences. They had to choose between French toast and pancakes and between sausage and bacon. The results are in the table below: Category French Toast Pancakes Sausage 25 21 Bacon 23 31 What is the

  50. math

    Part 2: Now it’s time to make the guest list! Figure out how many guests you will have at your party, and how much it will cost to feed everybody. You have four grandparents coming. For the adults, you have your parents, your best friend’s parents,

  51. stadistics

    If 200 of the adults surveyed were in the age category of 24 and under and they provided a standard deviation of $14.50, construct a 95% confidence interval for the weekly average expenditure on fast food for adults 24 years of age and under. Assume fast

  52. Basic Statistics

    Historically, the proportion of adults over the age of 24 who smoke has been estimated to be .30. You want to take a sample to estimate the current proportion of adults over the age of 24 who smoke within 3% at 95% accuracy. When you completed the sample

  53. Health

    For adults, which ranges below reflect an accurate BMI category? A. If your BMI is less than 18.5, it falls within the obese category B. If your BMI is 18.5-24.9, it falls within the normal or healthy weight category C. If your BMI is 25-29.9, it falls

  54. health

    For adults, which ranges below reflect an accurate BMI category? A. If your BMI is 30 or higher, it falls within the overweight category B. If your BMI is 18.5-24.9, it falls within the normal or healthy weight category C. If your BMI is less than 18.5, it

  55. Health

    For adults, which ranges below reflect an accurate BMI category? A. If your BMI is less than 18.5, it falls within the obese category B. If your BMI is 25-29.9, it falls within the underweight category C. If your BMI is 30 or higher, it falls within the

  56. Math

    12. 1,000 people were surveyed about the type of vehicles they owned. The results are shown in the circle graph below. SUV: 42% WAGON: 28% HATCHBACK: 5% SEDAN: 25% How many people own an SUV? 4(I know this is not the answer) 42**** 420 4,200( I know this

  57. algebra

    A group of 1,200 people was surveyed to find their favorite choice of fruit. the pie gives results of people surveyed oranges 19.2% kwiw 16.2% bananas16.6% apples 30.2% other 12.8% of the people surveyed, how many prefer bananas?

  58. Math

    Sorry, this will be the last question I post! :) Based on the two-way frequency table, how many adults were surveyed? TypeOfcookie--adults-Children-Total- Chocolate chip| 5 |10 ? Peanut Butter |8 |6 ? Oatmeal | 7 |4 ?

  59. health

    The vast majority of those infected with HIV are: young adults who do not know they are infected. young adults who know they are infected. an unspecified age group who use drugs. an unspecified age group who have received blood transfusions. older adults

  60. Math

    In the adult-school classes held several nights per week, 1/2 of the adults enrolled fall into the 41-60 age group, 1/3 of the remainder are over 60, 14 are in the 30-40 age group, and 12 are under 30. How many adults are enrolled in the school? I did 1/2x

  61. Statistics

    The table below gives the ages and systolic blood pressure (measured in millimeters of mercury) of 9 randomly selected adults. Subject # 1 2 3 4 5 6 7 8 9 Age, x 41 44 48 51 54 56 60 64 68 Pressure, y 111 115 118 126 137 140 143 145 147 Part 1: Calculate

  62. help please

    Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above

  63. health

    Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above

  64. programming

    Find Bugs in the pseudocode start Declarations num category num SIZE = 5 num QUIT = 9 num sales[SIZE] = 0, 0, 0, 0, 0 string HEAD1 = "Sales" string HEAD2 = "Category Number of Sales" output "Enter category ", QUIT, " to quit " input category while category

  65. statistics

    2. Transform the following numeric data concerning client ages into categories of young (under 40), middle-aged (40 to 60), and older (over 60). Put your answers in the Category column of the table below: Client Age Category Lois 46 Gene 53 Evelyn 36

  66. Stadistic

    According to a genetics model, plants of a particular species occur in the categories A, B, C, and D, in the ratio 9:3:3:1. The categories of different plants are mutually independent. At a lab that grows these plants, 218 are in Category A, 69 in Category

  67. health

    for adults which ranges reflect an accurate BMI category

  68. algerbra

    Type of Cookie Adults Children Total Chocolate Chip 5 10 Peanut Butter 8 6 Oatmeal 7 4 18. Based on the two-way frequency table, how many adults were surveyed? (1 point)13 15 20 40 19. What percentage of the children chose peanut butter? (1 point) 25% 30%

  69. Math

    In a survey 200 people were polled at a local shopping center about spending free time playing sports, watching a movie, or reading a book. The relative frequency table below displays the results. MOVIE SPORTS READ MALE 0.25 0.30 0.10 FEMALE 0.15 0.05 0.15

  70. statistics

    2. Assume that the population proportion of adults having a college degree is 0.35. A random sample of 200 adults is to be selected to test this claim. A) What is the shape, mean, and standard deviation of the sampling distribution of the sample proportion

  71. math

    18. A survey of voters explored the relationship between the ages of voters and whether or not they support building skateboard ramps at a local park. (3points) Round answers to the nearest whole percent. What percentage of surveyed voters in the 58 and

  72. putting it all together

    children can be best described as ? a.mini-adults b.proto-adults c.diminished adults d.adults -in- waiting my answer is a

  73. math

    The probability that a voting-age adult in 2004 voted in the presidential election was 0.57. Five voting-age adults in 2004 were randomly selected. Find the probability that exactly 2 or the 5 adults voted in the presidential election.

  74. MATH

    The probability that a voting-age adult in 2004 voted in the presidential election was 0.57. Five voting-age adults in 2004 were randomly selected. Find the probability that exactly 2 or the 5 adults voted in the presidential election.

  75. statistics

    the probability that a voting-age adult in 2008 voted in the presidential election was .57. Five voting age adults in 2008 were randomly selected. Find the probability that exactly 2 of the 5 adults voted in the presidential election.

  76. Statistics

    According to a genetics model, plants of a particular species occur in the categories A, B, C, and D, in the ratio 9:3:3:1. The categories of different plants are mutually independent. At a lab that grows these plants, 218 are in Category A, 69 in Category

  77. Geography

    we were asked to compare two countries using a chart: children and youth (age 0-19) Working adults (age 20-59) and Seniors (age 60 and older) we were then asked to identify the developed and the developing countries and make predication on the following

  78. chemistry

    I need to create an experiment to separate and identify the components of an unknown heterogeneous mixture and to recover as much of the separated solid components as possible. The unknown mixtures may contain up to 4 of the following substances, one or

  79. math!

    3. Suppose that Jill, at age 24, decides to invest $200 monthly into a portfolio that earns 7% compounded monthly and does this until she turns 34. At age 34 she stops contributing to her portfolio, and just lets it gain the same interest (7% compounded

  80. Statistics

    Suppose that hours of sleep per night for single adults between 30 and 40 years of age are normally distributed with a mean of 6.7 hours and a standard deviation of 1.1 hours. What proportion of adults sleep longer than 4.5 hours per night? (Report to 3

  81. Statistics

    According to a survey 35% of adults are against using animals for research assume that this result holds true for the current population of all adults let XP the number of adults who are against using animals for research in a random sample of two adults

  82. Nutriton

    I am wondering how would you do a slide show about the Nutritional Needs in Pregancy, infants teenagers, adults, and older adults. I am confused on what I need, I was thinking using the food needed along with the amount of calories for teen-older adults.

  83. Algebra 1

    To answer the following questions, my assigned textbook provides a chart of the required information which displays 5 individual sections of the amounts of the different types of DVD rentals. Comedy is 320 rental; action is 200 rentals; drama is 160

  84. Psychology

    what are some strategies that you can suggest for adults to age successfully?

  85. Algebra

    A survey of voters explored the relationship between the ages of voters and whether or not they support building skateboard ramps at a local park. Chart: Age In Favor Opposed Total 18-37 40 10 50 38-57 27 23 50 58 and 6 44 50 over Total 73 77 150 1.) What

  86. Physics

    John's approval rating is an average based upon 4 categories. What is his overall weighted rating if the following is true? Category 1= 450 points weight factor 1 Category 2= 475 points weight factor 2 Category 3= 500 points weight factor 1 Category 4= 400

  87. TCCD

    Thirty five percent of adult americans are regular voters. A random sample of 250 adults in a medium size college town were surveyed, and it was...Estimate the true proportion of regular voters with 90% confidence and comment on the results.

  88. campbell drive

    Tickets cost $8.00 each for adults and $2.50 each for kids, and the group paid $46.50 in total. There were 6 fewer adults than kids in the group. Find the number of adults and kids on the trip. # of adults = # of kids =

  89. English

    Does Miss and Ms. fit under the category of homonyms or homophones, or are they under another category?

  90. art

    Summarize the distinction between film and popular cinema in 200 to 300 words. Provide examples of each and explain why they fall into either category

  91. Algebra

    Square lot. Sam has a lot that he thought was a square, 200 feet by 200 feet. When he had it surveyed, he discovered that one side was x feet longer than he thought and that the other side was x feet shorter than he thought. a). Find a polynomial A(x) that

  92. Math-Can u help me Reiny?

    An electronics store surveyed every 8th customer who came into the store for a week. Of the 380 people who responded, 185 people watched movies on VHS tapes. 251 people watched movies on DVDs. 72 people watched movies both on VHS tapes and DVDs. i. Of

  93. Math

    Copy and comple the chart. For each category, write an example, using only the digit given and the digit 1. Examples for the first category have been completed for you. _______________________________________ Category 5 9 2

  94. statistics

    Age at onset of dementia was determined for a sample of adults between the ages of 60 and 75. For 15 subjects, the results were ÓX = 1008, and Ó(X-M)2 = 140.4. Use this information to answer the following:

  95. Biostatitics

    Based on data collected by the National Center for Health Statistics and made available to the public in the Sample Adult database, an estimate of the percentage of adults who indicated to have at some point of their life been tested for HIV is 32 percent

  96. math

    Part 2: Now it’s time to make the guest list! Figure out how many guests you will have at your party, and how much it will cost to feed everybody. You have four grandparents coming. For the adults, you have your parents, your best friend’s parents,

  97. Math

    I have 210 people say football was your favorite sport to watch how many people were surveyed if 42% were surveyed

  98. Language Arts

    I need help to write this. I cannot really understand what I need to write. All I get from it is "How do the boys act around the adults?". Can you help? Both Ernesto from barrio boy and the boy in "A Day's Wait" interact with adults. Ernesto interacts with

  99. Math

    Jean surveyed 25% of all eighth graders and 75% of all 7th graders. John surveyed 50% of all eighth graders and 50% of all 7th graders at the same school. Jean surveyed a total of 152 John surveyed a total of 144 What is the number of eighth graders?

  100. Science

    Eight Elements of Thought and Reasoning There are eight elements of thought in reasoning. We often use more than one element at the same time. For example, your Point of View includes Assumptions. Therefore, we can assume that these elements are two

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