1- Data for small project are given, determine the following 1- ES for Activity C, E. G. J 2- E.F for Activity B. H 3- L.S for Activity A. J
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- Using the chart of activity data provided below, what is expected standard deviation for activity C? Activity Optimistic Most Likely Pessimistic A 9 12 21 B 14 21 23 C 10 15 25INSTRUCTION: Choose the correct answer and no need for an explanation. 1. A teacher wants to determine whether reading to children an extra hour a day would increase their reading skill. A group of children are chosen. The teacher will read an extra hour a day to these children. It was found, at the end of the semester, these children’s reading skills are pretty good. A. One-Group Pretest – Posttest Design B. One-Shot Case Study Design C. Static-Group Comparison Design D. Time-series Design 2. A study take into the possible connection between lifelong exercise and stroke. Control subjects were selected to broadly match the distribution of age and sex among the patients with stroke. The researchers came up with 125 cases with stroke and 198controls, broadly matched by age and sex. The patients were assessed by using the standard criteria (for stroke). A. One-Shot Case Study Design B. matching post-test only control group C. Static-Group Comparison Design D. Time-series Design 3. A…11. Draw an arrow diagram that depicts the logic for finishing work on a house project, as described below: Activity ABCDEFGHLIKIN M Activity Description Mobilize Paint walls and ceiling Vinyl floor in kitchen and laundry room Ceramic floor in bathroom Wallpaper in bathroom and kitchen Set kitchen appliances Install wall-hung mirror Hang prefab kitchen cabinets Set bath fixtures Install base trim Lay carpet in living room, etc. Touch up paint Demobilize Dependent on Activity | ARRACH B AUT C, E H, I F, J G, K L
- Latisha Simmons, a loan processor at Wentworth Bank, has been timed performing four work elements, with the results shown in the following table. Task Element 1 2 3 4 Performance Rating 110% 85% 90% 85% 1 0.6 0.6 0.5 1.4 Observation (minutes per cycle) 2 3 4 0.3 0.8 0.5 1.9 0.6 0.7 0.6 1.9 0.4 0.6 0.5 1.7 The allowances for tasks such as this are personal, 8%; fatigue, 12%; and delay, 3%. minutes (round your response to two a) The normal time for the complete operation : = decimal places). b) The standard time for this process = minutes (round your response to two decimal places). 0.5 0.8 0.5 1.4Case STUDY ANALYSIS CREATION OF A NEW PROJECT Our Head of quality (that we will call Mr L.) suggested that the company needed to improve the planning and scheduling of the machining and tooling department. All companies that have machine production do this, and we already had someone scheduling this department (Mr M.), but we needed someone that could do it much more in detail and ahead of time. Eventually, the supervisor of the machining department(Mr S.) was elected to be the best person for this job, so the CEO of the company decided that Mr M. had to train Mr S. and explain the method he followed for the planning. Mr M. is known to be someone that likes to work the way he wants to work! In other words, he is not known for being someone that listens to other people’s opinion, so Mr S. (much younger) had some difficulty getting information out of Mr M. This problem had been planned. In fact, before this project started there had been at least two separate meetings, one together with…4.What is the probability that it would be in more than 14 days? Show ALL of your work.
- What are motion study principles? How are they classified?K Latisha Simmons, a loan processor at Wentworth Bank, has been timed performing four work elements, with the results shown in the following table. Task Element 1 2 3 4 Performance Rating 115% 95% 85% 80% 1 0.5 0.6 0.7 1.6 Observation (minutes per cycle) 2 3 4 0.4 0.9 0.4 1.9 0.5 0.7 0.6 2.1 0.3 0.6 0.4 1.7 5 0.3 0.7 0.4 1.5 The allowances for tasks such as this are personal, 8%; fatigue, 10%; and delay, 2%. a) The normal time for the complete operation = minutes (round your response to two decimal places). b) The standard time for this process = minutes (round your response to two decimal places).Describe the steps involved in conducting a time study,and discuss any difficulties you might envision at varioussteps.
- State and describe some of the limitations of time study method ?Observations (mins) Day 1 2 3 4 5 6 1 21 30 22 25 31 30 2 23 29 17 32 28 31 3 22 28 33 26 32 31 4 33 30 22 35 29 30 5 35 27 36 28 31 27 6 27 32 30 35 32 32 7 35 32 28 35 35 27 8 26 30 31 37 39 31 9 36 36 34 39 31 25 10 26 42 35 35 27 37 The patient surveys indicate that they are willing to wait between 15 and 35 minutes before seeing Dr. Patel. Calculate the process capability index and capability ratio at the three-sigma level and interpret your results.Installing mufflers at the Stanley Garage in Golden, Colorado, involves five work elements. Linda Stanley has timed workers performing these tasks seven times, with the results shown in the following table. Job elements OBSERVATIONS (MINUTES) Performance rating (%) 1 2 3 4 5 6 7 1 Select correct mufflers 4 5 4 6 4 15 4 100 2 Remove muffler 6 8 7 6 7 6 7 90 3 Weld/install new muffler 15 14 14 12 15 16 13 105 4 Check/inspect work 3 4 24 5 4 3 18 100 5 Complete paperwork 5 6 8 - 7 6 7 130 By agreement with her workers, Stanley allows a 10% fatigue factor and a 10% personal-time factor. To compute standard time for the work operation, Stanley excludes all observations that appear to be unusual or nonrecurring. She does not want an error of more than 5%. What is the standard time for the task? How many observations are needed to assure a 95.45%…