The SAT scores have an average of 1200 with a standard deviation of 60 . A sample of 36 scores is selected
a. What is the probability that the sample mean will be larger than 1224?
b. What is the probability that the sample mean will be less than 1230?
c. What is the probability that the sample mean will be between 1200 and 1214?
d. What is the probability that the sample mean will be greater than 1200?
e. What is the probability that the sample mean will be larger than 73.46?
a. 0.0082
b. 0.9986
c. 0.4192
d. 0.5
e. 1.0
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Sensitivity analysis on the economic order quantity (EOQ) formula can help the operations manager answer several questions on how to manage inventories. Which one of the following questions is NOT answered by EOQ sensitivity analysis?
A) How critical are errors in estimating demand (D), inventory holding cost (H), and setup cost (S)? B) What should happen to lot sizes if interest rates drop? C) What should happen to cycle inventory if the demand rate increases? D) What should happen to lot sizes if supply and lead-time uncertainty increase?
A ________ is a small, lightweight, power-conserving, computing device that is capable of wireless connectivity.
A. server B. mobile device C. server cluster D. mainframe computer E. PC
The second step in the project control process for measuring and evaluating project performance is to
A. Compare plan against actual. B. Review the baseline plan with top management. C. Measure progress and performance. D. Analyze inputs to control system. E. Review spending with team members.
Name and describe Likert’s four systems of management. Which, according to Likert, is the best way to manage and why?
What will be an ideal response?