Would observations or interviews be more appropriate to research the following topic? What motivates drug users to stop using drugs. O Observations O Interviews
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Would observations or interviews be more appropriate to research the following topic?
What motivates drug users to stop using drugs.
O Observations
O Interviews
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What motivates drug users to Stop using drugs
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- 6c please A survey of 1000 adults from a certain region asked, "If purchasing a used car made certain upgrades or features more affordable, what would be your preferred luxury upgrade?" The results indicated that 58% of the females and 51% of the males answered window tinting. The sample sizes of males and females were not provided. Suppose that of 600 females, 348 reported window tinting as their preferred luxury upgrade of choice, while of 400 males, 204 reported window tinting as their preferred luxury upgrade of choice. Complete parts (a) through (d) below. a. Is there evidence of a difference between males and females in the proportion who said they prefer window tinting as a luxury upgrade at the 0.05 level of significance? State the null and alternative hypotheses, where π1 is the population proportion of females who said they prefer window tinting as a luxury upgrade and π2 is the population proportion of males who said they prefer window tinting as…Gallup World At its website (www.gallupworldpoll.com) the Gallup World Poll describes their methods.After one report they explained: Results are based on face-to-face interviews with ran-domly selected national samples of approximately 1,000 adults, aged 15 and older, who live permanently in eachof the 21 sub-Saharan African nations surveyed. Thosecountries include Angola (areas where land minesmight be expected were excluded), Benin, Botswana,Burkina Faso, Cameroon, Ethiopia, Ghana, Kenya,Madagascar (areas where interviewers had to walkmore than 20 kilometers from a road were excluded),Mali, Mozambique, Niger, Nigeria, Senegal, SierraLeone, South Africa, Tanzania, Togo, Uganda (the areaof activity of the Lord’s Resistance Army was excludedfrom the survey), Zambia, and Zimbabwe. . . . In allcountries except Angola, Madagascar, and Uganda,the sample is representative of the entire population.a) Gallup is interested in sub-Saharan Africa. What kindof survey design are they using? b) Some…
- 1. The following data gathered are the Math test scores of 15 students out of 50 items: 47, 48, 49, 42, 42, 36, 38, 40, 35 50, 44, 45, 45, 50, 50. W rite / present the data in numerical order (arrayed data). Make simple analysis by writing findings, drawing conclusions and making an inference.1. The percentage of 12- to 17-year-olds who reported talking at least once in the past year with their parents about the dangers of drug, tobacco, or alcohol is 60% nationally. A state youth council believes this proportion is higher in their state, where there has been an intense media campaign about this issue. A survey of randomly chosen students from across the state shows 1032 of 1642 students reporting they are having these conversations with their parents. Is there evidence that the percent of students using drugs, tobacco or alcohol in this state is above the national rate?I need help with exercise #14 exercise #6 cell phone use has been included to use as a referral to complete exercise #14
- In an interview for a job, the interviewer says that the average annual income of the company's 16 employees is $73,610. The actual annual incomes of the 16 employees are shown below. Which measure of central tendency would be most informative to the potential employee? OOO O O median O mode O mean Orange $12,500 $12,500 $16,430 $17,305 $17,408 $18,980 $20,432 $24,540 $25,676 $28,906 $28,956 $32,654 $94,024 $98,213 $250,921 $478,3201 A university is interested in gauging student satisfaction in its online MBA program. A survey is designed and administered via the Internet to a sample of students currently active in the program. Which of the following would best describe the cases? A. Participants B. Respondents C. Experimental Units D. Subjects E. Variables 2. In a survey undertaken by a university to gauge student satisfaction in its online MBA program, one question asked students to indicate their employment status (unemployed, employed part-time, employed full-time). Which of the following is true? A. This variable is categorical. B. This variable is quantitative. C. This is an identifier variable. D. Both A and C. E. Both B and C.Pembolehubah kuantitatif menunjukkan keahlian dalam kumpulan atau kategori Quantitative variables usually represent membership in groups or categories. Select one: True False
- Why is it important to ensure that research participants' names and other identifying information are not included in the notes and other researcher data? Select one. O Only certain studies need to keep participant information confidential. O Anonymity protects the research participant from being discriminated against in the event another agency/entity has access to the raw data. O It is not necessary for respondents to remain anonymous in research. O In double blind studies, the participant does not need to remain anonymous.A researcher wishes to test the effectiveness of a flu vaccination. 150 people are vaccinated, 180 people are vaccinated with a placebo, and 100 people are not vaccinated. The number in each group who later caught the flu was recorded. The results are shown below. Vaccinated Placebo Control Caught the flu 8 19 21 Did not catch the flu 142 161 79 Find and interpret the relative risk of catching the flu, comparing those who were vaccinated to those in the control group.