A time study has revealed an average observed timeof 5 minutes, with a standard deviation of 1.25 minu tes. Thesefigures are based on a sample of 75 cycles. Is this sample largeenough for analyst Anand Paul to be 99.73% confident that thestandard time is within 5% of the true value?

Q: Computer upgrade times (in minutes) are being evaluated. Samples of five observations each have been…

A: Determine the average of mean and range:

Q: Construct the mean control chart and determine whether there is any cause for concern in the cutting…

A: Solution Hour Mean R 1 3.25 0.71 2 3.1 1.18 3 3.22 1.43 4 3.39 1.26 5 3.07 1.17 6…

Q: The Cp value for a six-sigma process with 1.5 sigma mean shift is a. 1.5 b. 1.25 c. 2.25 d. 2 e.…

A: Find the answers below: The Correct answer is d) 2

Q: Sample Grams Мean Range 10.1 10.6 9.8 9.9 10.1 0.8 2 9.7 9.5 10.3 9.9 9.85 0.8 10.1 10.7 9.2 10 10…

A: Given that: Fo R chart: UCL =2.19 R-bar = 0.96 LCL = 0 For X-bar chart: UCL =10.79 X-bar = 10.09 LCL…

Q: A can filling process at a beverage manufacturing factory is assumed to be in control with limits of…

A: N=8 Total no. of the samples = 706.3 x=706.38  = 88.29

Q: List and describe the steps in a six sigma process. (DMAIC) ?

A: DMAIC is a Six Sigma process improvement methodology. It stands for Define, Measure, Analyze,…

Q: 15   A manager wishes to build a 3-sigma range chart for a process. The sample size is five, the…

A: To calculate the Upper Control Limit (UCL) and Lower Control Limit (LCL) for a 3-sigma range chart,…

Q: LSL: 2 USL: 3 Mean: 2.5 Standard deviation: .1 Process sigma to nearest integer is... (Do not use…

A: LSL: 2USL: 3Mean: 2.5Standard deviation: .1

Q: The mean service time (x¯) of a physician is 25 minutes with a standard deviation (σ) of 1 minute.…

A: Answer- Cp=1.67, definitely capable

Q: At Quick Car​ Wash, the wash process is advertised to take less than 7 minutes.​ Consequently,…

A: Given, Average time X¯ = 390 seconds Average range R¯ = 11 seconds Sample size n = 10 cars. At n =…

Q: a) EstabIish 30 upPper and Iower control limits. UCL, = |(enter your response as a number between 0…

A: The sum of given number of defectives = 306 p-bar = (Sum of defectives) / (Number of records *…

Q: Evaluate the risks in sampling plans and how companies might avoid them.

A: Sampling Plan - A sampling plan is a term that is commonly used in research focuses that provide a…

Q: Analyse the principles, tools and techniques of TQM and six sigma

A: Principles of TQM Client-Centric Approach – Consumers are a definitive appointed authority to…

Q: ls the sample large enough?

A: The required sample size can be determined as below:

Q: Suppose the LCL for a control chart is 2, the UCL is 10, and the CL is 6. Which of the following…

A: Given  LCL = 2 UCL = 10

Q: The results of inspection of DNA samples taken over the past ten days are given at left. Sample size…

A: Control charts are also known as process-behavior charts. It is a statistical process that helps in…

Q: What is the Cp value of  a on-target 4.5 sigma process ?    a. 1.25 b. 1 c. 1.75 d. 1.5 e. 2

A: Sigma is otherwise called standard deviation of the process from its mean. Six Sigma process enables…

Q: Referencing the attached image: Is the process in control? Why or why not? What action would you…

A: First, let me write the table data, this data is shown below:

Q: A manager wishes to build a control chart for a process. A total of five (05) samples are collected…

A:

Q: The Money Pit Mortgage Company is interested in monitoring the performance of the mortgage process.…

A: Use the following formulas: X-bar chart Upper control limit (UCL)=x ¯¯+zσxLower control limit…

Q: Consider a one-item survey as follows: Using a scale of 1 – 5 in which 1 = Not as well as I hoped, 2…

A: **Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: Question in photos

A:

Q: a) The average time of Claudine for the operation = minutes (

A: Average time = Sum of recorded times/Number of observations