The table shows the political party affiliations for a medium-sized neighborhood with 94 adults. If the neighborhood is representative of a town with an adult population of 9000, approximately how many of them are likely to be Independents?
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- Forty-four fast-food restaurant hourly employees were surveyed to see how many hours they worked per week, on average. The following data was obtained: 30, 30, 44, 34, 35, 40, 34, 39, 33, 40, 31, 37, 30, 37, 35, 33, 32, 41, 51, 31, 37, 34, 33, 36, 39, 41, 37, 39, 37, 38, 37, 34, 28, 39, 31, 33, 30, 38, 34, 39, 44, 43, 31, 42 Construct a 90% confidence interval for the mean number of hours per week that the population of fast- food restaurant employees work. 18 8 R ta Margin of Error: E We are 90% confident that fast-food restaurant hourly employees, on average, work between hours and hours per week.A professor wanted to study the number of hours statistics students spend studyingstatistics each week. Out of 19 statistics sections at Santa Ana College, the professorsurveyed each student from 3 randomly selected sections. What is the largest group ofstudents the results of this study can represent?a. All Santa Ana College studentsb. All Santa Ana College students taking a math classc. All Santa Ana College students taking a statistics classd. Students in the three sections the professor surveyedThe top 6 companies and the amount each spent on advertising in billions of dollars are as follows: Company At&T Advertising ($ billions) 3.5 Verizon Procter & Gamble L'Oreal Comcast Ford 2.4 4.1 2.1 3.7 2.7 Find the interquartile range for advertising (in $ billions). O a. 2.000 O b. None of the answers is correct OC. 1.475 Od. 1.825 O e. 1.350
- 7) There are a total of 1200 students at Summit Campus, and a total of 1110 students in a STEM pathway at both campuses. The proportion of Summit Campus students who are in a STEM pathway is 0.525. Based on these numbers, complete the table. Summit Livingston STEM pathway Non-STEM pathway Total 1200 Total 1110 3000A survey of 12,073 adults in a particular country found that 47.9% received an influenza vaccine for a recent flu season. Identify the population and the sample. Identify the population for the given problem. Choose the correct answer below. A. The collection of immunization statuses of the 12,073 adults selected B. The collection of immunization statuses of all adults in the country C. The 12,073 adults selected D. All adults in the country Identify the sample for the given problem. Choose the correct answer below. A. The immunization status of all adults in the country B. The immunization status of the 12,073 adults selected C. All adults in the country D. The 12,073 adults selectedThe rabies vaccine for dogs can save your dog's life. If your dog bites another animal or is on the receiving end of a bite, the vaccine can protect them from a dangerous and potentially fatal illness. Furthermore, in most places, the rabies vaccine for dogs is legally required. The NYC Department of Health wants to know if LESS than 95% of the dogs in the city have been vaccinated with their rabies vaccine. 158,045 of the 165,000 dogs examined had their rabies shots. Risk no more than 5% Type I error. What kind of test will you need to perform? A A right, one-tailed z-test B A left, one-tailed z-test C A two-tailed z- test
- In 2018, a Quinnipiac University poll found that 65% of Florida voters support stricter gun laws. There are approximately 13 million registered voters in Florida. If the poll represents how all voters in Florida feel, which of the following is the best estimate of the number of voters who support stricter gun laws? a. Between 1.3 million and 2.3 thousand voters b. Between 8 million and 9 million voters c. Between 130 thousand and 650 thousand voters d. Between 4 million and 5 million votersA large group of college students was surveyed and the following information was obtained: 712 saw Lady Gaga 624 saw Arcade Fire 381 saw Skrillex 111 saw all three 513 saw none 240 saw only Lady Gaga 377 saw Lady Gaga and Arcade Fire 117 saw Arcade Fire and Skrillex but not Lady Gaga. What percentage saw at least one of the artists? What percentage saw exactly one of the artists?An interdepartmental task force is being formed to investigate an increase in violent crimes. 1/5 of the task force will be police officers from the local precinct. 1/4 will be ATF agents, and the remaining 22 will be from the FBI. How many people are participating in the task force?
- A hospital report indicates 25% of its patients had an MRI in January. If 1,060 patients were hospitalized in January, how many had an MRI?In a survey of 3343 adults aged 57 through 85 years, it was found that 83.3%of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3343 subjects used at least one prescription medication?In a recent survey, 75 students reported whether they liked their potatoes Mashed, French-fried, or Twice-baked. 39 liked them mashed, 39 liked French fried, and 33 liked twice baked potatoes. Additionally, 21 students liked both mashed and fried potatoes, 26 liked French fries and twice baked potatoes, 19 liked mashed and baked, and 12 liked all three styles. How many students hate potatoes? Explain why your answer is correct.