hat is the formula and how to draw the sample if only given with the total population and margin of error?

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given, In the sample of 239 suspected criminals is drawn. Of these people 165 were not captured.…

Q: The mean of a sample is 40. What will the mean become if a) 9 points are added to each score? b) 18…

A:

Q: Is the sample size of survey is multiplied by 25, then by what factor is the margin of error…

A: Solution

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given that Number of sample =306 Number of captured=100 We have to find the proportion of people who…

Q: Find the missing values in the ANOVA table for a study that consists of 5 treatments with 106 total…

A: Find the missing values in the ANOVA table for a study that consists of 5 treatments with 106 total…

Q: If the sociologist can sample 100 women, what will the margin of error be?

A:

Q: The sample mean of a dataset is 3.8 from 13 observations, calculate the sum of observations.

A: From the provided information, Mean of dataset (x̅) = 3.8 Number of observations (n) = 13

Q: How to determine if a sample is small or large? In my homework, the sample size is 66. The answer in…

A: Note: Hey there! Thank you for posting the question! Sometimes a sample cannot be determined as a…

Q: ung distributibn of the sample means

A: The given graph is, Observe that the given graph looks like  normal distribution . For a normal…

Q: Describe a scenario explaining how to find the mean of a sampling distribution and how to calculate…

A: Solution-: Describe a scenario explaining how to find the mean of a sampling distribution and how to…

Q: State 2 reasons why a sample survey may be preferred over conducting a census to obtain data.

A: Census: A census is a collection of information from all units in the population or a complete…

Q: a. Explain what it would mean to make a type I error. Choose the correct answer below. A. A type I…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Assume that p is the true population proportion of people who were caught after being on the 10 Most…

Q: What is the size of the sample: What is the size of the population:

A: HERE GIVEN INFORMATION ABOUT POLITICAL SCIENTIST SURVEY. SO DERIVING VALUE OF SAMPLE SIZE AND…

Q: what is the sample mean for -2, 12, 3, 11, 6

A: Given dataset, {-2, 12, 3, 11, 6} sample mean=?

Q: 4. Describe how you collected your sample, do you think your sample is represen Discuss any sources…

A: Given a Pie Chart, we can get easily the proportions of sunfish, bass and carp

Q: In an Adecco staffing survey of 1000, adults in the US, 140 said the salary was the most important…

A: From the provided information, The sample size is 1000 which is sufficiently large and out of which…

Q: How do you solve for the mean of the sampling distribution of sample means?

A: Solution-: We find how to solve for the mean of the sampling distribution of sample means?

Q: You want to conduct a survey to determine the proportion of people who favor a proposed tax policy.…

A: The margin of error is computed by taking the product of standard error and critical value.

Q: Gap, Express, Zara, and America Online are just a few of the many companies interested in knowing…

A:

Q: Approximately 63% of American adults drink coffee. Let's take a sample of 43 American adults. Find…

A:

Q: The mean of the sample means is equal to the population mean? True or False. Explain

A: The mean of the sample means can be very close to the population mean when the sample is very large…

Q: Explain the sample mean of the difference scores varies.

A:

Q: A researcher wants to determine what proportion of all high school students plans to attend…

A: Obtain the critical value at 90% confidence level:It is given that the margin of error is 0.02. The…

Q: What is the margin of error associated with a survey of 1034 college students if we want to be 97%…

A:

Q: how do you find the simple random sample of 15 restaurants?

A: In simple random sampling each member of the population has an equal chance of being included in the…

Q: recent poll reports that between 53% and 59% of voters will vote for president george in the next…

A: The confidence interval is (53%, 59%).

Q: Elaine is the leader of Andor. She wishes to know how the citizens feel about a particular issue,…

A: Given data, E=2.4%=0.024 Let p=0.50 z-value at 95% confidence is Zc=1.96 n=?

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: The proportion of people who were caught after being on the 10 most wanted is obtained below:The…

Q: find sample coefficient of variation   20.2,20.6,20.5,21.8,21.6,21.0,21.4,20.5,20.8,20.9,21.0

A:

Q: You want to estimate the proportion of home accident deaths that are caused by falls. How many home…

A: Formula for the sample size needed to estimate a population proportion is

Q: How can I find the sample mean of these four scores ? 1,4,4,10

A: Given data, 1,4,4,10 sample mean(x)=?

Q: you want to know how how arizonia workers age 16 or older travel to work. To estimate the percentage…

A: Individual:Collected data which can be associated with a single element in a sample is called…

Q: Here is an illustration of a population survey. Identify what survey sampling method was used and…

A: There are in general 4 survey sampling methods.  Simple Random Sampling: Each member of the sample…

Q: What is the correct decision for a test of the difference in two proportions if the test statistic…

A: It is given that the test statistic is 1.99.

Q: find sample coefficient of variation.     4,5,8,9,4,6,3,8,7,5,6

A:

Q: In provincial-level monitoring in farms, will you do random sampling, representative sampling, etc.…

A: Here we explain sampling method.

Q: A newspaper provided a  "snapshot" illustrating poll results from 1910 professionals who interview…

A: Introduction:The 100 (1 – α) % confidence interval for the population proportion, p is: (p̂ –…

Q: An environmentalist wants to find out the fraction of oil tankers that have spills each month. Step…

A: Obtain the proportion of oil tankers that had spills. The proportion of oil tankers that had spills…

Q: What is the Sum of Squares Formulas for Sample?

A:

Q: Explain sample?

A: To Explain the sample??

Q: if the 90% Ci for the population mean is (-4.58, 6.54) what is the sample mean O a. can't be found

A: Given data,Lower limit =-4.58Upper limit =6.54Sample mean =?

Q: A researcher wants to know if taking statistics improves critical thinking skills. She randomly…

A: Given that, A researcher wants to know if taking statistics improves critical thinking skills. She…

Q: Juanita read an average (mean) of 5 books a day for 4 days. How many books will Juanita need to read…

A:

Q: Explain what each phrase means in the context of inferences for a population proportion. a. Number…

A: a. The phrase “number of successes” means that the number of members from the sample illustrates the…

Q: You are task to determine the number of respondents of a large population on a survey done by your…

A: Solution

Q: A researcher plan to conduct a survey about how capable the students are in conducting research. If…

A: Obtain the sample size of a no preliminary estimate for p. The formula of sample size is, Use EXCEL…

Q: Please teach me on how to solve this problem. C is wrong, maybe B, because it's talking about…

A: Given that, Mean altitude before watching the video: M before=141 Mean altitude before watching the…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Introduction :-  Using the data, we have to estimate the proportion of people who were caught after…

Q: Write a short description of the bootstrap method of sampling. Possible plan (you can use your own…

A: Given: On using the bootstrap method of sampling the explanation as follows, For quantify the…