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# Statistical Techniques and Methods in Different Manufacturing

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KING ABDULAZIZ UNIVERSITYFACULTY OF ENGINEERINGDEPARTMENT OF INDUSTRIAL ENGINEERINGIE 332Engineering Statistics IIFall 2016/2017Submission DateSunday, 27 Nov. 2016 (27/02/1438 H) at 14:30 PMDue DateSunday, 11 Dec. 2016 (12/03/1438 H) at 14:30 PMMarks180 (15% of the total marks)Group LeaderID:Student # 2ID:Student # 3ID:Student # 4ID:SectionCA; (Eng. Mohammed Alharkan)Question #Ev.Q1Q2Q3Q4TOTALMarks1834574130180Group’s MarksNOTESShow your work, charts, tables and calculations.Using Excel and Minitab is essential (Copy & Paste the output).Failure to submit the solution by the due date means you will lose 2% from the total marks daily.Similar solutions for any two groups mean they are cheating and both will get ZERO.Eng. Mohammed Alharkan Nov. 2015
Minitab CommandsTo generate a special set of random data, use:Calc > Set BaseSet base of random data generator to:?(integer number)OKThis command will generate the same set of random data every time you use the same integernumber with the same probability distribution and the same parameters values.To generate a set of random data, use:Calc > Random Data > desired Probability DistributionGenerate a number of rows of data.?(Sample size n)Store in column(s):.?(C?)Enter the values of the parameter(s):?(μ, σ, γ, ...)OKTo plot a normal probability plot, useGraph > Probability Plot > SingleOKGraph Variable:?(C?)Distribution:Normal (μ: empty & σ: empty) OKTo determine the required sample size to obtain the desired power of the test of 2-sample t test, use:Stat > Power and Sample Size > 2-Sample tSample Sizes:?(empty)Differences:?(Use 1.4*Sp)Power values:?(0.90)Standard deviation:?(use Sp)Option >Alternative Hypothesis:?(Greater than)Significance level:?(0.05)OKOK2out of 6

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