APPLICATION OF THE BINOMIAL MODEL: ANALYSIS
From experience with a battery manufacturing process, it is known that 5% of the products from a particular site are defective. Find the prob- ability of obtaining 2 defective batteries in a batch of 20 drawn from a large lot manufactured at this particular site, and show that we are more likely to ?nd 1 defective battery in the sample of 20 than 2.
APPLICATION OF THE BINOMIAL MODEL: DESIGN
From the sales record of an analytical equipment manufacturing company, it is known that their sales reps typically make on average one sale of a top-of-the-line near-infrared device for every 3 attempts. In preparing a training manual for future sales reps, the company would like to specify n, the smallestnumber of sales attempts each sales rep should make (per week) such that the probability of scoring an actual sale (per week) is greater than 0.8. Find n.