Which of the six sources of control over asking experimental questions provides info about what is currently significant in the field?

Time sampling should be used (when)

A measurement system must be designed to only record those features of the [answer-1] and the [answer-2] that are relevant to the study

During pregnancy, women should try to ________ daily to aid in a healthy pregnancy.

The unit of measurement for rate is [answer-1]/[answer-2] 

Which of these conditions indicates that a woman needs to pay particular attention to the quality of her diet during pregnancy?

A measurement system must be designed to only record those features of the [answer-1] and the [answer-2] that are relevant to the study

The risk of unexplained variability is happens when

Please download the quiz 1 questions here:   Quiz1-Fall2021-1.pdf  Once you are done writing your solutions, please write your name on top of the paper(s) and scan (you can use your phone’s camera to take pictures instead) and upload them to this question to complete the quiz.

An item is used in an assembly operation at an average rate of 60 per week (5 days a week, 50 weeks a year) with a standard deviation of 5 per week. Demand is normally distributed. The item costs $12.5 per unit. The fixed order cost is $50, and the holding cost is $2.50 per item per week. The lead time is 2 days. (a) Calculate the safety stock needed for a service level of 95% using a continuous review policy. (b) Calculate the average annual cost of inventory holding and ordering. PLEASE SHOW YOUR WORK. STATE ANY EXCEL FORMULAS USED.