11. In order to estimate the mean amount of time computer users spend on the internet10 each month, how many computer users must be surveyed in order to be 95%confident that your sample mean is within 11 minutes of the population mean?Assume that the standard deviation of the population of monthly time spent on theinternet is 201 min.The minimum sample size required iscomputer users.What is a major obstacle to getting a good estimate of the population mean?O A. There may not be 1,283 computer users to survey.O B. It is difficult to precisely measure the amount of time spent on the internet,invalidating some data values.O C. The data does not provide information on what the computer users didwhile on the internet.O D. There are no obstacles to getting a good estimate of the population mean.

11. The sample mean is within 11 minutes of the population mean, the standard deviation of the…

Answered: num sample size required is computer…

Math

Statistics

num sample size required is computer users. major obstacle to getting a good estimate of the population mean?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: According to an article in Newsweek, the natural ratio of girls to boys is 100:105. In China, the…

A: Suppose p is the true population proportion girls born in Country C.

Q: Normal Approximation According to the May 16,2017 report by Pew Research, 45% of US adults say solar…

A: As per guideline expert have to answer first three subpart only dear student please upload other…

Q: Define sampling variability?

A: In general, variability is also called as range.

Q: Explain the meaning of the specified term Sample distribution

A: The distribution which is used to describe the sample data is called the sample distribution. In…

Q: Refer to the sample data for pre-employment drug screening shown below. If one of the subjects is…

A: Positive test result drug use is indicated Negative test result drug use is not indicated…

Q: In statistical inference, measurements are made on a sample or population?

A: To identify the correct answer to the question.

Q: Applying the law of large numbers, which sample mean would expect to be closer to the population…

Q: I already got the answers for part a) & b) image does not show a0 but this was the question and…

A: Given Information: Sample size n=12 Confidence level is 90% i.e., 0.90 The objective is to determine…

Q: particular vehicle. What is the minimum sample size needed to estimate this within 4 miles with 96%…

A: here given , Margin of error = 4 miles confidence level = 96%

Q: What are requirements for testing a claim about a population mean with a known?

Q: A point estimate for the sample mean is: (select one) O ME, Margin of error Oz, Z – score - Os,…

A: A single-valued best estimate of an unknown population parameter which is obtained using sample data…

Q: Calculate sample size from margin of error and confidence level I need to calculate the sample size…

Q: Difference between study population and target population

A: Population is total of all individual units.

Q: 8. Consider the population {3,6,7,9,11,14}. For samples of size 3 without replacement, find and plot…

A: Determine all possible samples of size 3 without replacement from the population.To do this, we need…

Q: The next 10 questions refer to the following scenario: According the World Health Organization, the…

A: We have given the following Population mean ( μ ) = 15 Sample mean =14.57 Sample standard…

Q: O Direct standardization

A: There are two methods of standardisation commonly used in epidemiological studies, and these are…

Q: The average salary of all workers in a auto manufacturing plant is $37,000 in a study about the…

A: Here all the workers are included in study. So 37000 represents population of all workers.

Q: You may need to use the appropriate appendix table or technology to answer this question The…

A: From the information, given thatGiven the claim is to test whether the there has been a significant…

Q: hy is an interval estimate for the population preferred to a point estimate?

A: We know that Point estimate : It is a single value (Statistic) used to estimate the population…

Q: According the World Health Organization, the Body Mass Index (BMI=Weight in Kilograms/Height in…

A: The random variable BMI follows normal distribution. We have to test whether the children of Palmyra…

Q: Obtain standard error of an unbiased estimate of population mean. теаn.

A: Answer: For the given data,

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

Q: Explain sampling, sampling error and sampling distribution with examples. Discuss the importance of…

A: Sampling is a method of data collection used in statistical research and analysis.

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

A: To obtain a sample to estimate a population proportion. Given Information: Confidence Level = 95% =…

Q: The observed value "sample mean" is an estimate of the population mean. True False

A: Given statment is The observed value " sample mean " is an estimateof the population mean.

Q: Which has the greatest standard error? mean=20, s.d.=10, n=9 mean=30, s.d.=15, n=16…

Q: Here is a set of sample data. 53 90 93 99 55 64 65 73 75 76 84 87 88 Use your calculator to identify…

A: The given data set is:53,55,64,65,73,75,76,84,87,88,90,93,99The five-number summary, which is given…

Q: A report announced that the median sales price of new houses sold one year was $231,000,and the…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given Information: Population proportion p = 31% = 0.31 Confidence level = 98% = 0.98 Margin of…

Q: I want to find out the average number of people per household in the U.S. I survey a simple random…

A: The number of items can be entered as an array. Sample mean is described as the weighted sum of the…

Q: One way to minimize unanticipated measurement error from poorly worded or confusing questions in a…

A: Convenience sample: It is a non-probability sampling method, in which researcher selects samples…

Q: wer the question

A: Note : For the 1st question data is missing.I have solved question no.2 Question 2:…

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

Q: What sample size is needed to give a margin of error within +4% in estimating a population…

Q: It is a collection of statistical techniques that provide a systematic way to sample the design…

A: Here use basic definitions of all given term And identifying correct option for given statement

Q: Draw all possible samples of size 2 WITH REPLACEMENT from a population consisting of 3, 4, 6, 8, and…

A: Population consists of 3, 4, 6, 8, and 9.The objective is to draw all possible samples of size 2…

Q: Mean, Median and Mode Homework What is the median? 20 0 10 4 3 0

A: Thanks for the question :)And your upvote will be really appreciable ;) Rearrange the number in…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: It is given that margin of error (E) is 0.035 and the confidence level is 95%.

Question

11. In order to estimate the mean amount of time computer users spend on the internet
10 each month, how many computer users must be surveyed in order to be 95%
confident that your sample mean is within 11 minutes of the population mean?
Assume that the standard deviation of the population of monthly time spent on the
internet is 201 min.
The minimum sample size required is
computer users.
What is a major obstacle to getting a good estimate of the population mean?
O A. There may not be 1,283 computer users to survey.
O B. It is difficult to precisely measure the amount of time spent on the internet,
invalidating some data values.
O C. The data does not provide information on what the computer users did
while on the internet.
O D. There are no obstacles to getting a good estimate of the population mean.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Anova and Design of Experiments$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Similar questions

When planning to sample a population, what can you do to improve the precision of the sample mean? Pls help with the following explain, thank you
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 82%. You would like to be 99% confident that your estimate is within 5% of the true population proportion. How large of a sample size is required? Hint: Video [:] = ת Submit Question Rasmuss habits-9ed-Pal 7- 7,324 NOV 1 PAGES 19 tv MacBook Air
Relative to the population mean, what happens to the possible sample means for samples of the same size as the sample size increases? Explain the relevance of this property in estimating a population mean by a sample mean.
As the sample size increases, the margin of error Group of answer choices decreases increases stays the same increases or decreases depending on the size of the mean
help
A stratified sample is sometimes recommended when?
help
Please help with part e
Discuss the advantage of sampling