Machine is operating correctly

Assignment Help Business Economics

Reference no: EM13860073

A machine makes drill bits. When the machine is operating correctly, the variance of the diameter of drill bits is no more than .04 inches. In a random sample of 81 drill bits, the sample variance was .07. Test the hypothesis at the 1% level that the machine is operating correctly.

Reference no: EM13860073

Questions Cloud

Currently a government budget is balanced : Currently a government budget is balanced. The marginal propensity to consume is 0.75. The government has determined that each additional $10 billion in new government debt it issues to finance a budget deficit pushes up the market interest by 0.20 p..

What is knowledge management : What is knowledge management (KM)? Cite your sources. Choose a career field in Knowledge Management that represent a relevant profession or interest area to you.

What are the benefits of emotion in negotiation : Conduct a light research on the role of emotion in negotiation process, and the effect it has on the outcome of the negotiation. Does emotion delay the negotiation process, or prevents parties from reaching an agreement? Why or why not? As a negotiat..

Fat content in each bottle of mild is determined : Two different brands of milk are randomly samples, and the fat content in each bottle of mild is determined. Twenty six bottles of Brand A yielded an average fat content of 26 grams with a standard deviation of 5 grams, and 31 bottles of Brand B yiel..

Machine is operating correctly : A machine makes drill bits. When the machine is operating correctly, the variance of the diameter of drill bits is no more than .04 inches. In a random sample of 81 drill bits, the sample variance was .07. Test the hypothesis at the 1% level that the..

What are potential disadvantage of implementing telepresence : However, other than its cost, what are some potential disadvantages of implementing telepresence in organizations?

Methods fill the box with same amount of cereal on average : Two methods of filling cereal boxes are being compared. Both methods fill the box with the same amount of cereal on average so the company wants to select the method with the lower variance. In a sample of 31 boxes filled using method 1, the standard..

Prevailing standards for wages and working conditions : Should a company like Apple require suppliers to exceed- not just match- the prevailing standards for wages and working conditions in their home countries?

Definition of demand planning : Which of the following best describe the concepts that influence the price of a product or service? The definition of demand planning is

User Account

All Pages