# Question: Construct a normal probability plot of the failure time data

Construct a normal probability plot of the failure time data in Exercise 4.6. Does the assumption that failure time for this component is well modeled by a normal distribution seem reasonable?

## Answer to relevant Questions

Construct a normal probability plot of the Viscosity data in Exercise 4.7. Does the assumption that process yield is well modeled by a normal distribution seem reasonable? Construct a box plot of the data in Exercise 4.2. The life of an automotive battery is normally distributed with mean 900 days and standard deviation 35 days. What fraction of these batteries would be expected to survive beyond 1,000 days? Waiting times for customers in an airline reservation system are (in seconds) 953,955, 948, 951,957,949, 954, 950, 959. a. Calculate the sample average. b. Calculate the sample standard deviation. During shipment testing, product was flown from Indianapolis to Seattle and back again to simulate 4 takeoffs and landings which can cause cans to open due to pressure changes. Prototype units of the 100 were shipped and 15 ...Post your question