# Question: The number of defects in rolls of aluminum sheet average

The number of defects in rolls of aluminum sheet average 3.5 defects per 100 feet. The company president is accompanying overseas visitors on a tour of the plant, and they have just arrived at the aluminum-sheet machine. If they remain at the machine long enough to observe 32 feet of aluminum being produced, what is the probability that they will have left the area before the next defect occurs?

**View Solution:**## Answer to relevant Questions

The mileage death rate for motorcycle riders has been estimated to be about 39 deaths per 100 million miles of motorcycle travel. A national motorcycling association has 1200 members who travel a total of 2 million miles ...The precooked weight of hamburgers at a gourmet hamburger restaurant has been normally distributed with a mean of 5.5 ounces and a standard deviation of 0.15 ounces. A dining-column journalist from the local newspaper enters ...If x is normally distributed with μ = 25.0 and σ = 5.0, determine the following: a. P(x ≥ 25.0) b. P(20.0 ≤ x ≤ 30.0) c. P(x ≤ 30) d. P(x = 26.2) e. P(15.0 ≤ x ≤ 25.0) f. P(x ≥ 15) From past experience, an airline has found the luggage weight for individual air travelers on its trans- Atlantic route to have a mean of 80 pounds and a standard deviation of 20 pounds. The plane is consistently fully ...A simple random sample with n = 300 is drawn from a binomial process in which π = 0.4. Determine the following probabilities for p = the proportion of successes: a. P(p ≥ 0.35) b. P(0.38 ≤ p ≤ 0.42) c. P(p ≤ 0.45)Post your question