A description of the distribution of the values of a random variable and their associated probabilities is called a
A. probability distribution.
B. empirical discrete distribution.
C. bivariate distribution.
D. table of binomial probability.
Answer: A
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Over the course of the twelve hour day, how many hours is the soda machine not happily dispensing product?
The soda machine outside the lecture hall sees a steady stream of customers throughout the day. While the machine takes 4 seconds to deliver a can of carbonated sugar water once the button is pressed, the student customers introduce variation into the delivery process by pondering their selection for a while. Thus, we can safely say that the service time is governed by a negative exponential probability distribution that averages 10 seconds. Over the course of a twelve hour lecture day, students arrive at the rate of 240 per hour, Poisson distributed of course. A) 2 B) 4 C) 6 D) 8
Dehner Corporation uses a job-order costing system with a single plantwide predetermined overhead rate based on direct labor-hours. The company based its predetermined overhead rate for the current year on the following data: Total direct labor-hours 40,000Total fixed manufacturing overhead cost$96,000Variable manufacturing overhead per direct labor-hour$3.00 Recently, Job P951 was completed with the following characteristics: Number of units in the job 20Total direct labor-hours 100Direct materials$755Direct labor cost$4,000 The predetermined overhead rate is closest to:
A. $5.40 per direct labor-hour B. $2.40 per direct labor-hour C. $8.40 per direct labor-hour D. $3.00 per direct labor-hour
What is the point where the supply curve and the demand curve cross called?
a. breakeven point b. equilibrium point c. point of balance d. apex point e. maximising point
Jason, the bargaining representative of the union at Toole & Symonds Inc, demanded that the employer improve the working conditions and safety of employees at the construction company. When the company refused to meet the union demands, the union organized a picket around the entire construction site. This form of picketing is called a(n):? A) ?consumer picketing
B) ambulatory situs picketing? C) common situs picketing? D) organizational picketing.