QUESTION 1 Which sample proportion will require the largest number of work samping observations? 001 O 0.25 05 0.75 QUESTION 2 Ayob had an observed time of 10 minutes a performance rating of 90, and an allowance factor of 20 percent of time. Twenty five cycles were timed Standard time for the job in minutes in QUESTIONS Chapter Problem If we only consider the machine part, what is the standard machine time for this job? QUESTION 4 Chapter Pro What is the normal time for the worker part of this job? O1 O228 255 33 QUESTIONS Chapter 7 Problem 7 What is the standard time for this job? (Hint this job has two pieces of time to consider machine time and above) QUESTION Chapter 7. Problem 10 Assuming an allowance of 15 percent of job time what is the standardment based on the observation? O 06 109 151 None of above QUESTION 7 Chapter Problem 10 Asuingeniowance of 15 percebi What is added to QUESTIONS Chapter Problem 10 Asuming allowance of 15 percent of time. what is the same for Women Based on 2 QUESTIONS Chapter 7 Problem 10 How many observations would be needed to estimate the mean time for element within 1 percent of its true value with a 95.5 percent confidence? (Use Z value on page 314 table.) O 45 47 66 68 QUESTION 10 Chapter 2. Problem 10 How many observations would be needed to estimate the mean time for element within 0.01 minute of its true value with a 95 percent confidence (Use Zwalue on page 114 table.) 47 QUESTION 11 Chapter 7. Problem 13 What is the imated percentage of idle time? O01 O 0.11 O 0.12 O 0.13 QUESTION 12 Chapter 7 Problem 13 Approximately how many observations would you require to estimate the actual percentage of ide time to within 5 percent with a confidence of 95 percent? 05 25 125 163 QUESTION 13 Chapter 7 probin 14 What is the percentage of idle time? 25% O 50% 75 O 90% QUESTION 14 Chapter 7 probl14 Given these results how many observation would be needed to estimate the actual percentage of idle time to within percent with a confidence of 90 percent QUESTION 15 Aha O curve the first stock 50 hours to come without roughly now many 402 OB 0 151 QUESTION 16 Unit times for a job exhibit a learning efted. It the 2nd unit look 30 hours, and the 4th unit took 21 hours, roughly how many hours would you estimate the unit took 24 34 2528 27.86 29.05 QUESTION 17 Chapter 75. Problems Estimate the average completion time per repetition assuming a total of 30 repetitions are planned QUESTION 18 Chapter 7S, problem 18 How many more searches wat in take until the search time gets down to 19 minutes? QUESTION 19 Chapter 75 problem The sih unit of a 25 ant job took 14.5 hours to complete, a 90 percent learning curve le appropriate how long should take to complete the last unit? QUESTION 20 Chatom The 25-ojo 14.5 hours to come from pre what we found