t Value (From the chart) = ±1.79690% confidence interval for the men = M ± CV X SMThe data collected from the 12 men & the calculations asking in the project areThe data collected from the 8 women & the calculations asking in the projectshown in the table below:are shown in the table below:国MaleTime inX²Number ofFavoriteFemaleTime inNumber of DaysFavoriteSecond(X)Workoutsecond(X)WorkoutWorkoutDaysWorkoutFM1149222012ArmsM18368891ArmsFM29386494ArmsM26542256ChestFM39488366ВackM34318493ArmsFM411212544ChestM4341156BackFM5142201646ChestM5928464ArmsFM6877569ArmsM68775696LegsFM77049001ВackM7177313293LegsFM89590251ChestM8182331241Armsn= 8ΣΧ-Ex? =Med=ModeM94520255ChestM10177313291ChestΣΧMean: M =8M11181327613ArmsM12245764LegsSS =n = 12ΣΧ-Ex? =Median=Mode=The standard deviation: S =ΣΧMean (M) =п-1V8-1SS =The standard error of the mean: SM =VnLevel a = 1-0.90 = 0.10.The standard deviation: S ==n-112-1df = n-1 = 8-1 =7SThe Standard error of the mean: SM =vn%3DV12t value (From the chart) = F1.895Level a = 0.1090% confidence interval for the women= M ±CV (t-value) X SM Hypothesis test:(M1-M2)-(H1-H2) –S(M1-M2)12.5–15.75–0-3.25MaleFemaleThe t statistics: t == -2.48 (you will have1.311.31different answer)n4= 12n2= 8M,= use mean from male groupM2 = use mean from femalegroupThe test statistics: Z, st = -2.48 (you will have different answer)Ss,= use SS, from male groupSS2 = use SS2 from female groupdf = n1 +n2 - 2= 12 + 8 -2E)Decision:df = 18Level a = 0.05. use a from Original project!A) The null hypothesis ( Ho ) : µ1-H2 = 0B) The alternative hypothesis ( H1 ) :µ1 – Hz #0C) The critical value :t = + 2.101-1123D) The test statistics : Detail calculationsFigure 2Pooled variance: S?.SS,+SS2 _70.22+78 _ 148.22= 8.23This is just a sample!%3Ddf1+df2Make sure you level the CV and don't forget to shade the area of the11+718region!s2,+n28.238,23Estimated standard error: S(M2-M)=+812V n1=V0. 69 + 1.03 = V1.72 = 1.31(you will have differentanswer)F)Conclusion about the claim: At% significant level, the data_provide sufficient evidence to

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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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