The table below gives the weight measurements of 200 castings:Weight in Kg.No. of CastingsWeight in Kg.No. of Castings81-902141-1503791-1005151-16029101-11013161-17011111-12020171-1803121-13030181-190131-14049Calculate arithmetic mean, median, mode and standard deviation.

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Answered: The table below gives the weight…

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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A survey was conducted to determine the amount of time, on average, during a given week SCAD students spend outside of class on class work (projects, homework, and studying). The data shows: 5, 7, 11, 14, 18, 22 (in hours). Calculate the standard deviation by using the appropriate formula. Round your answer to three decimal places.
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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…
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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

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The table below gives the weight measurements of 200 castings: Weight in Kg. No. of Castings Weight in Kg. No. of Castings 81-90 141-150 37 91-100 151-160 29 101-110 13 161-170 11 111-120 20 171-180 121-130 30 181-190 1. 131-140 49 Calculate arithmetic mean, median, mode and standard deviation.