One mechanic services 5 drilling machines for a steel plate manufacturer. machines break down on an average of onceevery 6 working days, and breakdowns tend to follow a poisson distribution. the mechanic can handle an average of onerepair job per day. repairs follow an exponential distribution. a) on the average, how many machines are waiting for service? b) on the average, how many drills are in running order? c) how much would waiting time be reduced if a second mechanic were hired?

He cornerstone of arsoac, the is organized into four like battalions and provides nighttime, all-weather, medium range insertion, extraction, and resupply capability in hostile or denied areas.

What would be the input, conversion and output of developing a new soft drink

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?