Find the interval μl - Z+Zwithin which 95 percent of the sample means would be expected to fall,assuming that each sample is from a normal population.(a) μ = 161, o= 12, n = 47. (Round your answers to 2 decimal places.)The 95% range is fromThe 95% range is from160.99 to(b) μ = 1,317, o = 21, n = 10. (Round your answers to 2 decimal places.)The 95% range is fromto161.01(c) μ = 70, o=1, n = 27. (Round your answers to 3 decimal places.)to

Given For 95% confidence interval z=1.96

Answered: Find the interval μ = ²√³ μ+Z within…

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 bar of metal is cooling from 1000°C to room temperature, 21°C. The temperature, H, of the bar t minutes after it starts cooling is given, in °C, by H = 21 +979e-0.1t (a) Find the temperature of the bar at the end of one hour. (Round your answer to the nearest degree.) °C (b) Find the average value of the temperature over the first hour. (Round your answer to the nearest degree. **) °C (c) Is your answer to part (b) greater or smaller than the average of the temperatures at the beginning and the end of the hour? The answer to part (b) is [---Select--- ] than the average of the temperatures at the beginning and the end of the hour, because the graph is concave [---Select--- ** You may want to use the numerical integration tool https://www.zweigmedia.com/RealWorld/integral/integral.html .
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To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades: 4.0 in a 5 credit Math course 2.5 in a 3 credit Music course 2.7 in a 5 credit Chemistry course 3.3 in a 6 credit Journalism course What is the student's GPA for that term? Round to two decimal places Student's GPA =
Determine z for the following of a. (Round your answers to two decimal places.) USE SALT (a) a = 0.0067 (b) a 0.18 (c) α = 0.646 You may need to use the appropriate table in the Appendix of Tables to answer this question.
The Denver Post reported that, on average, a large shopping center had an incident of shoplifting caught by security 1.5 times every eight hours. The shopping center is open from 10 A.M. to 9 P.M. (11 hours). Let r be the number of shoplifting incidents caught by security in an 11-hour period during which the center is open. A- What is ?? (Round your answer to three decimal places.)(b) What is the probability that from 10 A.M. to 9 P.M. there will be at least one shoplifting incident caught by security? (Round your answer to four decimal places.)(c) What is the probability that from 10 A.M. to 9 P.M. there will be at least three shoplifting incidents caught by security? (Round your answer to four decimal places.)(d) What is the probability that from 10 A.M. to 9 P.M. there will be no shoplifting incidents caught by security? (Round your answer to four decimal places.) please answer all
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the sales revenue of a new mobile phone model is found to follow an AR(1) process, as shown below. what is the 3-lag AČF value? Xt =0.7*xt-1+Wt 0.700 .0.343 0.490 0.240
Three basketball teams took a random sample of players regarding how high each player can jump. The data is in sheet 9. What is the sum of squares within teams? Sheet 9 Team 1 Team 2 Team 3 118 105 86 110 90 111 106 101 101 94 130 84 91 124 87 102 104 92 96 129 84 116 110 105 106 110 96 117 126 89 90 116 103 113 97 88 112 123 120 109 124 95 106 115 80 114 100 100 92 130 92 99 93 99 105 97 105 81 93 81 82 110 82 104 124 104 114 100 114 119 108 119 98 101 98 90 115 90 89 123 89 111 95 126 83 99 100 98 126 110 111 100 119 114 110 109 117 119 117 97 109 126 90 117 67 100 126 90 86 94 126 108 113 189 89 96 54 102 111 159 82 103 152 120 99 85 114 112 114 111 90 54 93 117 179 99 110 144 83 102 172 107 126 80 91 95 150 104 124 87 88 110 121 89 109 78 109 115 171 80 126 180 84 118 139 106 119 82 82 95 82 101 102 132 114 122 164 93 122 72 89 94 96 95 119 153 82 100 178…

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