Lexi of Arm End insurance ,was hired to estimate the proportion of patients that had paid their Bill's on time. She took a random sample of 100 such patients and found that 85 of them had paid their Bill's on time. Help her find 96% confidence interval for population proportion.

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A: From the provided information, Sample size (n) = 150 60 of them logged Facebook that day that is x =…

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Q: A survey found that 73% of a random sample of 8344 American adults approved of cloning endangering…

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Q: A researcher found a 95% confidence interval for the proportion of college students who believe in…

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Q: A large nationwide survey showed that 65% of high school students like Coca-Cola better than Pepsi.…

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Q: The blue catfish (Ictalurus Furcatus) is the largest species of North Amercian catfish. The current…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: A survey reveals that 12% of Americans believe Elvis is still alive, with a margin of error of 4…

A: Given: A survey reveals that 12% of Americans believe Elvis is still alive. A margin of error is 4…

Q: State the hypotheses. H₂: All the means are equal. H₂: At least one mean is different from the…

A: The quality control department measures weekly values of different suppliers for the percentage…

Q: A famous scientist, Mendel, conducted a genetic experiment with peas. A sample from this experiment…

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Q: A poll reported that only 507 out of a total of 1809 adults in a particular region said they had a​…

A: The sampled no. of adults, i.e., the sample size, n=1809. The no. of sampled adults who expressed a…

Q: A CBS News / N.Y. Times poll found that 329 out of 763 adults said they would travel to outer space…

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Q: A study found that for a sample of cars traveling on Interstate 70, the average speed was 70 mph…

A: We have to find margin of error.

Q: A random survey of 70 male sophomores showed 16 preferred off campus living and out of 63 female…

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Q: Levi-Strauss Co manufactures clothing. The quality control department measures weekly values of…

A: Given the data of weekly values of different suppliers for the percentage difference of waste…

Q: Two years ago a public health researcher found that 27% of American teens regularly vaped a…

A: Answer:- Two years ago a public health researcher found that 27% of American teens regularly vaped…

Q: You are a bank manager and you want to secure a raise for your bank tellers. The board of trustees…

A: In order to determine whether the average number of customers served by the teller per day is…

Q: Please answer the question on the photo.

A: Here, random sample of students of schedule of bedtime.

Q: A recent study of 85 workers found that 61 people rode the bus to work each day. Find the 95%…

A: Given that  A recent study of 85 workers found that 61 people rode the bus to work each day. Find…

Q: Dr. Smith is investigating whether squeezing a stress ball throughout the day improves job…

A: μ=45, n=100, x̄=50,

Q: Pete kept records of the fuel efficiency of his car. After the first 100 times he filled up the…

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Q: A report statesb that 33% of home owners had a vegetable garden. how large a sample is needed to…

A: p=33%=0.33, E=5%=0.05

Q: A laboratory tested 78 chicken eggs and found that the mean amount of cholesterol was 224 milligrams…

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Q: In a random sample of 500 adults, 410 described themselves as vegetarians. Construct a 95%…

A: We have been provided with the following information about the adults who describe themselves as…

Q: Find a 95% confidence interval for the proportion of renters.

A: It is given that  Favourable cases, X = 360 Sample size, n = 600 Confidence interval = 95%

Q: In a random sample of 250 high school students, it was found that 85.2% (213) of them later…

A: Solution: From the given information, the 95% confidence interval is (–0.065, 0.065) and the 98%…

Q: A report statesb that 44% of home owners had a vegetable garden. how large a sample is needed to…

A: Answer: Using the given data, A report stated that 44% of home owners had a vegetable garden, P =…

Q: 2. The physician of OSFI would like to know the average weight of grade 3 students. 18 UU this, she…

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Q: You are testing the claim that the proportion of men who own cats is smaller than the proportion of…

A: As per our company guidelines we are supposed to answer only first question. Kindly repost other…

Q: The 95​% confidence interval for the proportion that express a great deal of confidence or quite a…

A: A poll reported that only 645 out of a total of 2029 adults in a particular region said they had a​…

Q: You want to get a 95% confidence interval for the difference between the percentage of females with…

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Q: Addmissions officer sampled 124 entering freshmen and found that 35 of them scored less than 530 on…

A: According to the provided information, x=35 n=124

Q: A sample of 175 U.S. adults is composed of 100 women and 75 men. What is the estimate of the true…

A: Given problem Given that

Q: A recent survey of 120 individuals revealed that 50 thought they were worse off financially than a…

A: Given,n=120x=50α=1-0.90=0.1α2=0.05Z0.05=1.645

Q: A psychologist wants to estimate the amount of math anxiety that the population of high school…

A: The psychologist wants to estimate the amount of math anxiety that the population of high school…

Q: A statistics professor recently graded final exams for students in her introductory statistics…

A: Answer  Given   she found the mean score out of 100 points was a x¯=77, with a margin of error of…

Q: hen you have two independent populations, explain the similarities and differences between the test…

A: Our aim is to explain the similarities and differences between the test of hypothesis for the…

Q: Of the 1,000 people, 550 people used company s's smartphone and 460 people used company a's…

A: Given: n= 1000 ,x= 550.0 At 95.0 % confidence level , z score= 1.96 Need to find confidence…

Q: Most adults would erase their personal data from the internet if they could. A software firm survey…

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Q: What is the minimum number of free throws Shaq would have to attempt so that it would meet the…

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Q: A random sample of 100 inmates at a maximum-security prison shows that exactly 10 of the respondents…

A: We can use the sample proportion as a rough approximation of the percentage of victims for the total…

Q: A survey showed 980 of 1500 adult respondents believe in global warming. Construct a 95% confidence…

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Q: A psychologist wants to estimate the amount of math anxiety that the population of high school…

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Q: In a clinical test with 500 subjects, 2500 showed improvement from the treatment. find the margin of…

A: we have given that  sample size=N=2500 . , favorable cases =X=500 sample proportion…

Q: psychologist wanted to know if students in her class were more likely to cheat if they were low…

A: ANSWER:After reviewing the data set, we need to determine whether the observed patterns support or…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.