
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
expand_more
expand_more
format_list_bulleted
Topic Video
Question
Construct the confidence interval for the population mean y. C= 0.95, x= 9.1, o= 0.5, and n= 45. A 95% confidence interval for y is. Round two decimal places as needed.
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
Trending nowThis is a popular solution!
Step by stepSolved in 2 steps with 3 images

Knowledge Booster
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
- Rosetta wants to estimate the percentage of people who rent their home. She surveys 250 individuals and finds that 48 rent their home. Find the confidence interval for the population proportion with a 90% confidence level. Round the final answer to three decimal places. C.I. = ( , )arrow_forwardUse a t-distribution to find a confidence interval for the difference in means µå = µ₁ − µ2 using the relevant sample results from paired data. Assume the results come from random samples from populations that are approximately normally distributed, and that differences are computed using d = X1 X₂. A 95% confidence interval for μ using the paired data in the following table: Situation 1 Give the best estimate for Ma Case 1 2 3 4 5 6 7 8 77 79 95 62 71 72 85 91 Situation 2 86 85 89 77 78 60 87 92 the margin of error, and the confidence interval. Enter the exact answer for the best estimate, and round your answers for the margin of error and the confidence interval to two decimal places.arrow_forwardUsing an ? = 0.04, a confidence interval for a population proportion is determined to be 0.55 to 0.65. For the same data, if ? is decreased, the confidence interval for the population proportion becomes wider.remains the same. uses a zero margin of error.becomes narrower.arrow_forward
- Refer to the accompanying data set and construct a 95% confidence interval estimate of the mean pulse rate of adult fermales; then do the same for adult males. Compare the results. E Click the icon to view the pulse rates for adult fermales and adult males. Construct a 95% confidence interval of the mean pulse rate for adult fermales. ..... bpm < µarrow_forwardConstruct a 90% confidence interval of the population proportion using the given information. x=240, n=300arrow_forwardA statistics practitioner took a random sample of 49 observations from a population and computed the sample mean to be 100. For each confidence interval, enter your answer in the form (LCL, UCL). You must include the parentheses and the comma between the confidence limits. A. Suppose the population standard deviation is 28. Estimate the population mean with 95% confidence. Confidence Interval = B. Suppose the population standard deviation is 41. Estimate the population mean with 95% confidence. Confidence Interval = C. Suppose the population standard deviation is 10. Estimate the population mean with 95% confidence. Confidence Interval =arrow_forwardA confidence interval for a population proportion p is 0.635 to 0.700. What is the margin of error?arrow_forwardFind the indicated margin of error.In a survey of 6700 T.V. viewers, 3350 said they watch network news programs. Find the margin of error for the 99% confidence interval used to estimate the population proportion. a 0.0120 b 0.0158 c 0.0138 d 0.00900arrow_forwardTina catches a 14-pound bass. She does not know the population mean or standard deviation. So she takes a sample of five friends and they say the last bass they caught was 9, 12, 13, 10, and 10 pounds. Find the t and calculate a 95% (α = .05) confidence interval.arrow_forwardIf [0.64, 0.82] is a confidence interval for the population proportion. Find the value of the point estimator of the population proportion. Select one: O a. 0.73 O b. 0.70 O c. 0.74 O d. 0.72arrow_forwardUse the given degree of confidence and sample data to construct a confidence interval for the population mean u. Round your final answers to the nearest hundredth. Test scores: n = 104, x = 95.3, o = 6.5; 99% confidence You will need to calculate the margin of error, followed by the lower and upper end of the confidence interval. Margin of Error: choose your answer.. Confidence Interval: choose your answer... レ choose your answer...arrow_forwardA fashion designer wants to know how many new dresses women by each year. A sample of 502 women was taken to study their purchasing habits. Construct a 95% confidence interval for the mean number of dresses purchased each year if the sample mean was found to be 9.3. Assume that the population standard deviation is 1.5. Round your answer to one decimal placearrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
Recommended textbooks for you
- MATLAB: 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 Learning
- Elementary 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

MATLAB: An Introduction with Applications
Statistics
ISBN:9781119256830
Author:Amos Gilat
Publisher:John Wiley & Sons Inc

Probability and Statistics for Engineering and th...
Statistics
ISBN:9781305251809
Author:Jay L. Devore
Publisher:Cengage Learning

Statistics for The Behavioral Sciences (MindTap C...
Statistics
ISBN:9781305504912
Author:Frederick J Gravetter, Larry B. Wallnau
Publisher:Cengage Learning

Elementary Statistics: Picturing the World (7th E...
Statistics
ISBN:9780134683416
Author:Ron Larson, Betsy Farber
Publisher:PEARSON

The Basic Practice of Statistics
Statistics
ISBN:9781319042578
Author:David S. Moore, William I. Notz, Michael A. Fligner
Publisher:W. H. Freeman

Introduction to the Practice of Statistics
Statistics
ISBN:9781319013387
Author:David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:W. H. Freeman