In a random sample of 100 LMC students, 32 report reading the LMC Experience regularly. Use a 95% confidence interval to estimate the percentage of all LMC students who read the LMC Experience regularly. Round the standard error to 2 decimal places

Q: recent survey showed that among 725 randomly selected subjects who completed 4 years of college, 139…

A: Given that  n = 725 , Smoke = 139 , Not smoke = 586

Q: A random sample of 300 college freshmen found that 112 of them own an iPhone.  Find a 95% confidence…

A: Given, Favorable Cases XX = 112112 Sample Size NN = 300300

Q: In 2016 the CDC wanted to estimate the proportion of adults who are smokers in the U.S. The…

A:

Q: I've asked 91 students on Monday whether they did their homework over the weekend. 20 of them said…

A:

Q: A survey of 1,000 adults showed 58% believed the driving age should be changed from 16 years of age…

A: Provided information: Number of adults in a survey = 1000 58% believed the driving age should be…

Q: A random sample of 230 people living in Seattle found that 83 of them had a pet. A random sample of…

A: Solution: Given information: n1= 230 Sample size of people iving in Seattle n2= 172  Sample size of…

Q: A sample of 200 found that 43.2% of those sampled consumed more than 2 alcoholic  beverages  a week.…

A: Given:

Q: Suppose we take a survey of 200 students and ask how much they study per week. The result is an…

A: From the above data  We are given that the  95% confidence interval is (10, 10.5). The population…

Q: A poll of 1060 adults in a country was conducted by telephone. Of those surveyed, 169 had…

A: The sample size is 1060 and number of success is 169.

Q: sample of 97 psychology graduates found an average salary of $71 K/year. Assume ?=$14 K/year. Find…

A: Given Z score 90% confidence interval=1.645 Sigma=14 n=97

Q: The General Social Survey asked 1294 people whether they performed any volunteer work during the…

A:

Q: m what their favorite color was. 23 people said their favorite color is blue. Using this sample,…

A: Sample proportion is the fraction of successful samples and total number of samples. Here,  Total…

Q: According to a report on consumer fraud and identity theft, Indiana had 1671 complaints of identity…

A:

Q: you plan to dive to san antonio from college station to visit your friend lupita. that friend is…

A: The summary of statistics is, The degree of freedom is,

Q: Which best represents an interpretation of a two sample confidence interval? We are 95% confident…

A: We have given a confidence interval for two-sample. CI = -17.5 to 20.2 We have to determine the best…

Q: sample of 624 applicants to the Durmstrang Institute of Sorcery, 133 were accepted. Construct a 90%…

A: Given that  X=133 , n=624 , p=20%=0.20

Q: You sample 36 students to find out how many hours they spent online last week. Your sample mean is…

A: Given data is appropriate for testing of hypothesis for single mean. Because it is a large sample…

Q: ed 1294 people whether they performed any volunteer work during the past year. A total of 517 people…

A: The sample proportion is computed as follows,

Q: What proportion of college students earn their undergraduate degrees in four years? A college…

A: The formula of the margin of error when the limits given are,

Q: According to a report on consumer fraud and identity theft, California had 1439 complaints of…

A: Let x denote the number of complaints of identity theft in California. x=1439 The total number of…

Q: A 90% confidence interval for the average salary of all CEOS in the electronics industry was…

A: Confidence interval: It is defined as the range which contains the value of true population…

Q: You measure 22 backpacks' weights, and find they have a mean weight of 39 ounces. Assume the…

A: The independent variable is backpacks' weight. The sample size is 22. The sample mean is 39 ounces.…

Q: In a random sample of 145 students, we find that 53% have attended a baseball game at some point in…

A: Given,sample size (n)=145sample proportion(p^)=0.53α=1-0.95=0.05α2 =0.025z0.025 =1.96

Q: According to a report on consumer fraud and identity theft, Montana had 1447 complaints of identity…

A: Given that, x=1447,n=3643 The sample proportion is,

Q: A random sample of 30 words from Jane Austen's Pride and Prejudice had a mean length of 4.08 letters…

A: Given Jane Austen's P&P Sample size of words, n1=30 Mean length, x1=4.08 Standard Deviation,…

Q: If a school district takes a random sample of 50 Math SAT scores and finds that the average is 47,…

A:

Q: Answer this please and provide accurate working out. I want to see if my answer are correct. it is…

A: Sure, I'll help you with both problems.1. **Confidence Interval for Proportion:**  Given:  - Sample…

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

A:

Q: Suppose we wish to construct a 95% confidence interval for the population proportion of fans in…

A: Given that, Total fans = 200 130 answered yes 95% confidence level

Q: suppose a random sample of 50 basketball players have an average height of 78 inches. Also assume…

A: Solution: Let X be the random variable defined as the height of a basketball player. Sample size: n…

Q: Compute the probability of successfully completing the task for an engineer having 24 months of…

A: Given the data of monthly experience of the task is a success or not for 2 engineers as shown below…

Q: 8. In clinical trials of the allergy medicine Clarinex (5 mg) it was reported that 50 out of 1655…

A: Here , We needed to construct the 95%95\%  confidence interval for the difference between population…