A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an...
A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an effort to decrease the percentage of defective chips, management decides to provide additional training to those employees hired within the last year. After training was implemented, a sample of 450 chips revealed only 27 defects. A hypothesis test is performed to determine if the additional training was effective in lowering the defect rate. This hypothesis test is a two-tailed test about a proportion. True or false? Group of answer choices True False
Homework Answers
Answer is false
This is a one tailed test for a proportion because claim is
given as:
A hypothesis test is performed to determine if the additional
training was effective in lowering the defect rate
Add Answer to:
A company manufacturing computer chips finds that 8% of all
chips manufactured are defective. In an...
Question 4 (1 point) A company manufacturing computer chips finds that 8% of all chips manufactured...
Question 4 (1 point) A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an effort to decrease the percentage of defective chips, management decides to provide additional training to employees. After training was implemented, a sample of 450 chips revealed only 27 defects. Using hypothesis testing we want to investigate if the additional training was effective in lowering the defect rate. Which of the following statements is true about this hypothesis test? It is...
A company manufacturing computer chips finds that 92% of all chips manufactured correct function. In an...
A company manufacturing computer chips finds that 92% of all chips manufactured correct function. In an effort to increase the percentage of functional chips, management decides to provide additional training to those employees hired within the last year. After training was implemented, a sample of 450 randomly selected chips revealed 423 correctly functioned. A hypothesis test is performed to determine if the additional training was effective IN INCREASING the functional rate. Which of the following statement is true about this...
5.3 Quality control. As part of a quality control process for computer chips, an engineer at...
5.3 Quality control. As part of a quality control process for computer chips, an engineer at a factory randomly samples 212 chips during a week of production to test the current rate of chips with severe defects. She finds that 27 of the chips are defective. (a) What population is under consideration in the data set? (b) What parameter is being estimated? (c) What is the point estimate for the parameter? (d) What is the name of the statistic can...
29. manufacturing company uses a chi-square goodness of fit test to determine if a population of...
29. manufacturing company uses a chi-square goodness of fit test to determine if a population of all lengths of A fastener -inch bolts it manufactures is distributed according to a normal distribution. If we reasonable to assume that the population distribution is at least eject the null hy approximately normally distributed. O True O False 30. A manufacturing company produces part 2205 for the aerospace industry. This particular part can be manufactured using 3 different production processes. The management wants...
How can we assess whether a project is a success or a failure? This case presents...
How can we assess whether a project is a success or a
failure?
This case presents two phases of a large business transformation project involving the implementation of an ERP system with the aim of creating an integrated company. The case illustrates some of the challenges associated with integration. It also presents the obstacles facing companies that undertake projects involving large information technology projects. Bombardier and Its Environment Joseph-Armand Bombardier was 15 years old when he built his first snowmobile...
CASE 8 Unlocking the Secrets of the Apple iPhone in the Name of access the male...
CASE 8 Unlocking the Secrets of the Apple iPhone in the Name of access the male San Bernardino suspect's iPhone 5c. Cook stated: Antiterrorism We are challenging the FBI's demands with the deepes respect for American democracy and a love of our country. We believe it would be in the best interest of everyone to step back and consider the implications While we believe the FBI's intentions are good, if would be wrong for the w e nt to force...
Question 4 (1 point) A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an effort to decrease the percentage of defective chips, management decides to provide additional training to employees. After training was implemented, a sample of 450 chips revealed only 27 defects. Using hypothesis testing we want to investigate if the additional training was effective in lowering the defect rate. Which of the following statements is true about this hypothesis test? It is...
29. manufacturing company uses a chi-square goodness of fit test to determine if a population of all lengths of A fastener -inch bolts it manufactures is distributed according to a normal distribution. If we reasonable to assume that the population distribution is at least eject the null hy approximately normally distributed. O True O False 30. A manufacturing company produces part 2205 for the aerospace industry. This particular part can be manufactured using 3 different production processes. The management wants...
How can we assess whether a project is a success or a
failure?
This case presents two phases of a large business transformation project involving the implementation of an ERP system with the aim of creating an integrated company. The case illustrates some of the challenges associated with integration. It also presents the obstacles facing companies that undertake projects involving large information technology projects. Bombardier and Its Environment Joseph-Armand Bombardier was 15 years old when he built his first snowmobile...
CASE 8 Unlocking the Secrets of the Apple iPhone in the Name of access the male San Bernardino suspect's iPhone 5c. Cook stated: Antiterrorism We are challenging the FBI's demands with the deepes respect for American democracy and a love of our country. We believe it would be in the best interest of everyone to step back and consider the implications While we believe the FBI's intentions are good, if would be wrong for the w e nt to force...
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