meArchivoEditarVerHistorialFavoritosPerfilesPestañaVentanaAyudaBE BE 3Sbbhosted.cuny.edu/webapps/assessment/take/launch.jsp?course_assessment_id%3D_2002402_1&course_id%=_2050858_1&content_icacionesM GmailYouTubeA MapsNoticias TraducirQuestion Completion Status:The amount of water consumed each week by Bronx residences is normally distributed. The population mean of water consumption is 120.3 gallons with astandard deviation of 10.0 gallons. Test the claim at the 0.10 significance level that the average amount of water consumed is not 125 gallons with a samplesize of 100 residences.What is the standard error? (round to hundredths)

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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I Professor Brown administered an achievement test, which as he remembers from years of experience, yielded a population mean score of 85. If his class of 25 students obtained a mean score of 89 with standard deviation score of 14, can the professor claim that his class is a superior class? Assume that the mean score is approximately normally distributed. Use a = 0.01
please answer the question in the photo. Thank you
Homework: Week 6 Sa Score: 0 of 1 pt 5 of 14 (4 complete) HW Score: 28.57%, 4 of 14 5.4.3 Question Help A population has a meanu= 80 and a standard deviation o = 21. Find the mean and standard deviation of a sampling distribution of sample means with sample size n= 232. (Simplify your answer.) In Enter your answer in the answer box and then click Check Answer. Check Answer Clear All 1 part remaining earch
Hi Please help. Thank you. Total cholesterol in children aged 10 to 15 years of age is assume to follow a normal distribution with a mean of 191 and a standard deviation of 22.4. What is the 90 percentile of total cholesterol?
Cereals sodium values have a mean of 167 and a standard deviation of 77.3. Find the z-score for the cereal that has a sodium value of 0. How would you interpret this z-score?
Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the height of a man with a z-score of 3.2 (to 2 decimal places) Question Help: Submit Question Video
Dataset Available: Download Houston.xlsx You may need to use the appropriate appendix table or technology to answer this question. Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the file Houston. Based upon past studies the population standard deviation is known with a = $6. 20.50 14.63 23.77 29.96 28.87 15.78 18.16. 12.16 18.89 19.88 23.11 20.11 20.34 27.49 36.55 21.18 19.22 34.13 25.53 27.71 33.81 21.79 29.49 32.70 9.20 20.89 11.22 16.43 17.66 9.59 Need Help? Read It 19.16 26.35 20.01 26.85 13.63 17.22 13.17 20.12 22.11 22.47 20.36 35.47 11.85 17.88 6.83 30.99 18.38 26.85 25.10 20.08 30.36 21.79 14.62 Watch It 18.37 32.27 12.63 27.55 25.87 14.37 15.61 26.46 24.24 16.66 20.85 (a) At 99% confidence, what is the margin of error in dollars? (Round your answer to the nearest cent.) $ (b) Develop a 99% confidence interval estimate of the mean amount spent for lunch in dollars. (Round your answers to the nearest…
Chrome - → C Gmail File Edit View History Home - myRCC mylearning.suny.edu/d21/le/content/920969/viewContent/25846459/View I We are going to calculate the standard deviation for the following set of POPULATION data. 1) First, calculate the mean. μ= 14 2) Fill in the table below. Fill in the differences of each data value from the mean, then the squared differences. 3) Calculate the standard deviation. 12 13 5 X 1 Bookmarks Profiles Tab Window Help σ= Total T-μ (T-μ)² Standard deviation: A.2 HW-23FA STATISTICS (81 X + Σ(x-μ)² N Question Help: Video Submit Question Round to two decimal places BL SEP 15 + MacBook Air 2
pls find the attached file.
i already have answer in question A-C. please help me answer the rest. topic unknown standard variation thank you

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