In a survey of 3159 adults aged 57 through 85 years, it was found that 87.6% of them used at least one prescription medication. Complete parts (a) through (b) below. O a. How many of the 3159 subjects used at least one prescription medication? (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. %
Q: Given that 200 items of 800 are defective, construct the following confidence intervals for the…
A:
Q: In a survey of 3320 adults aged 57 through 85 years, it was found that 83.5% of them used at least…
A: Given that n=sample size= 3320 Point estimate=p^=83.5%=0.835a) The number of people who used at…
Q: The percentage of high school graduates applying to multiple colleges has been increasing over the…
A: Givenn=374x=157p^=xn=157374=0.41981-p^=1-0.4198=0.5802α=1-0.90=0.1α2=0.05Z0.05 =1.645
Q: In a survey of 3276 adults aged 57 through 85 years, it was found that 86.4% of them used at least…
A: The confidence level represents the proportion (frequency) of acceptable confidence intervals that…
Q: In a survey, people were asked whether they thought sun went around the planet Earth or vice versa.…
A: (a) Obtain the proportion of people in the survey who believed the sun went around earth. The…
Q: In a poll of 515 human resource professionals, 45.8% said that body piercings and tattoos were big…
A: Given, Sample size , n = 515proportion , = 45.8% = 0.458Using formula , X = nConfidence interval,C…
Q: . How many of the 3335 subjects used at least one prescription medication? b. Construct a 90%…
A: n = 3335 p = 0.804
Q: In a survey of 3250 adults aged 57 through 85 years, it was found that 84.7% of them used at least…
A: Given: Sample size (n) = 3250 Proportion (p) = 0.847
Q: UCLA would like to conduct a study to estimate the proportion of all UCLA students attending…
A: The value of margin of error is, Critical values: Using the z-table, the critical value at 98%…
Q: In a survey of 3110 adults aged 57 through 85 years, it was found that 87.9% of them used at least…
A:
Q: Of 600 students sampled, 480 said they hoped to own a house someday. With 95% confidence, what is…
A: It is given that Sample size, n = 600 Favourable cases, X = 4 Sample proportion, p^ = X/n =…
Q: In a survey of 3015 adults aged 57 through 85 years, it was found that 85.6% of them used at least…
A:
Q: In a survey of 3432 adults aged 57 through 85 years, it was found that 81.5% of them used at least…
A:
Q: help please answer in text form with proper workings and explanation for each and every part and…
A: Step 1:It is Hyopthesis test for population mean for difference μd represents population mean for…
Q: In a survey of 3273 adults aged 57 through 85 years, it was found that 88.1% of them used at least…
A: Confidence interval : Formula of the confidence interval for the proportion of the population is…
Q: n a survey of 3159 adults aged 57 through 85 years, it was found that 86.2% of them used at least…
A: Given: n = 3159 p =86.2% = 0.862 The number of subjects used at least one prescription medication…
Q: When 307 college students are randomly selected and surveyed, it is found that 128 own a car. Find a…
A: Given Data Sample Size, n = 307 Number of successes, x = 128 Significance level,…
Q: In a survey of 3172 adults aged 57 through 85 years, it was found that 88.3% of them used at least…
A:
Q: In a survey of 3235 adults aged 57 through 85 years, it was found that 81.2% of them used at least…
A: Given p^=0.812 n=3235 Confidence interval(CI)=90%
Q: In a survey of 3354 adults aged 57 through 85 years, it was found that 82.5% of them used at least…
A: Sample size = n = 3354 Sample proportion = p̂ = 0.825
Q: In a survey of 3473 adults aged 57 through 85 years, it was found that 84.6% of them used at least…
A:
Q: In a survey of 3393 adults aged 57 through 85 years, it was found that 82.8% of them used at least…
A: (a). Obtain the number of subjects who used at least one prescription medicine: It is given that…
Q: 3469 adults aged 57 through 85 years, it was found that 85.6% of them used at least one…
A: It is given that sample size (n) is 3,469 and p hat value is 0.856.
Q: In a survey of 3048 adults aged 57 through 85 years, it was found that 80.3% of them used at least…
A: Given that, (a) The no. of the subjects used at least one prescriptionmedication is,
Q: In a survey of 3293 adults aged 57 through 85 years, it was found that 80.8% of them used at least…
A: Given Information Total adults(n) = 3293
Q: In a survey of 3089 adults aged 57 through 85 years, it was found that 88.5% of them used at least…
A:
Q: In a survey of 3064 adults aged 57 through 85 years, it was found that 80.4% of them used at least…
A: It is given that sample size (n) is 3,064 and the value of p hat is 0.804.
Q: In a 2008 survey, people were asked their opinions on astrology - whether it was very scientific,…
A: We have given that people were asked their opinions on astrology - whether it was very scientific,…
Q: In a survey of 2291 adults, 743 say they believe in UFOs. Construct a 99% confidence interval for…
A: sample size(n)=2291No. of adults say they believe in UFOs(x)=743
Q: In a survey of 3447 adults aged 57 through 85 years, it was found that 87.7% of them used at least…
A: Given n=3447 P-cap=87.7%
Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…
A: We have given that in the poll, n = 1078, x = 507 Best point estimate of population proportion p =…
Q: In a survey of 3303 adults aged 57 through 85 years, it was found that 89.8% of them used at least…
A: It is given that sample size (n) is 3,303 and p hat is 0.898.
Q: A national survey of 2500adult citizens of a nation found that 25% dreaded Valentine's Day. The…
A: Given that sample size is n=2500. Let p denote the true population proportion of adults those…
Q: In a survey of 3098 adults aged 57 through 85 years, it was found that 80.2% of them used at least…
A: Let the total number of adults aged 57-85 years old in a survey be n = 3098 . Let the proportion of…
Step by step
Solved in 3 steps with 9 images
- In a survey of 3116 adults aged 57 through 85 years, it was found that 86.2% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3116 subjects used at least one prescription medication? b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. c. What do the results tell us about the proportion of college students who use at least one prescription medication? A. The results tell us that there is a 90% probability that the true proportion of college students who use at least one prescription medication is in the interval found in part (b). B. The results tell us that, with 90% confidence, the probability that a college student uses at least one prescription medication is in the interval found in part (b). C. The results tell us that, with 90% confidence, the true proportion of college students who use at…In a survey of 3492 adults aged 57 through 85 years, it was found that 84.6% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3492 subjects used at least one prescription medication? 2954 (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication.n a survey of 3422 adults aged 57 through 85 years, it was found that 82.7% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3422 subjects used at least one prescription medication? nothing (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. nothing%less thanpless than nothing% (Round to one decimal place as needed.)In a survey of 3119 adults aged 57 through 85 years, it was found that 86,9% f them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3119 subjects used at least one prescription medication? (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. %In a survey of 3341 adults aged 57 through 85 years, it was found that 88.1% of them used at least one prescription medication. Complete parts (a) through (c) below. a)a. How many of the 3341 subjects used at least one prescription medication? nothing (Round to the nearest integer as needed.) b) Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. (Round to the nearest integer as needed.) c)What do the results tell us about the proportion of college students who use at least one prescription medication?Construct a 95% confidence interval for p1 - p2 for a survey that finds 30% of 240 males and 41% of 200 females are opposed to the death penalty. Group of answer choices a.(-0.200, -0.021) b.(-1.532, 1.342) c.(-1.324, 1.512) d.(-0.561, 0.651)In a survey of 3242 adults aged 57 through 85 years, it was found that 82.9% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3242 subjects used at least one prescription medication? ____ (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. ____%<p<____% (Round to one decimal place as needed.) c. What do the results tell us about the proportion of college students who use at least one prescription medication? A. The results tell us that there is a 90% probability that the true proportion of college students who use at least one prescription medication is in the interval found in part (b). B. The results tell us that, with 90% confidence, the probability that a college student uses at least one prescription medication is in the interval found in part (b).…Answer Part BIn a survey of3313 adults aged 57 through 85 years, it was found that 88.6% of them used at least one prescription medication. a. How many of the 3313 subjects used at least one prescription medication? (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. (Round to one decimal place as needed.)We randomly sample 218 individuals and find that 97 have a college degree. a.)Construct a 95% confidence interval. b.) Describe our interpretation of the confidence level.Ten engineering schools in the US were surveyed. the sample contains 250 electrical engineers, 80 being women; 175 chemical engineers, 40 being women. Compute a 90% confidence interval for the difference between the proportions of women in these two fields of engineering. Select one: O a. (0.02, 0.16) Ob. (0.01, 0.17] O. (0.04, 0.14) O d. [0.03, 0.15]In a poll of 515 human resource professionals, 45.8% said that body piercings and tattoos were big personal grooming red flags. Complete parts (a) through (d) below. a. Among the 515 human resource professionals who were surveyed, how many of them said that body piercings and tattoos were big personal grooming red flags? 236 (Round to the nearest integer as needed.) b. Construct a 99% confidence interval estimate of the proportion of all human resource professionals believing that body piercings and tattoos are big personal grooming red flags. Π (Round to three decimal places as needed.)SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons Inc
Probability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage Learning
Elementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSON
The Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. Freeman
Introduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. FreemanMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage LearningElementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman