Which of the following is the most important factor contributing to the specialization of the architect and engineer roles into separate functions? O Specialization assists with more precise budget projections. 0 Specialization ensures that no one person is the only knowledgeable person on a project. O Specialization ensures one role is not more important than the other roles on a project. O Specialization better ensures plans are implemented more efficiently.

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis.b)reject the null hypothesis and conclude the mean is higher than $6,000 per day.c)reject the null hypothesis and conclude the mean is lower than $6,000 per day.d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day.expert answer

The state in which the manufacturing company you work for is located regulates the presence of a particular substance in the environment to concentrations ≤ x. recently-released, reliable research endorsed by the responsible federal agency conclusively demonstrates that the substance poses no risks at concentrations up to 5x. your company has asked you to consider designing a new process with a waste discharge stream containing up to 2x of the substance. based on the stated conditions, describe this possible.

Decision alternatives should be identified before decision criteria are established. are limited to quantitative solutions are evaluated as a part of the problem definition stage. are best generated by brain-storming.