Safety and Liveness in Model Checking Approach
Safety and Liveness in Model Checking Approach; •? Safety: Nothing bad happens •? Liveness: Something good happens •? Model checking is especially good at verifying safety and liveness properties –?Concurrency issues –?Non-determinism
Safety and Liveness in Model Checking Approach;
•? Safety: Nothing bad happens
•? Liveness: Something good happens
•? Model checking is especially good at verifying safety and liveness properties –?Concurrency issues –?Non-determinism
Quantities in a queuing system: A: Count of
1). When you take out a mortgage, there are many different kinds of costs. Usually the two largest are the interest rate (annual percentage that determines the size of your monthly payment) and the loan fee (a one-time percentage charged to you at the time
Building Models • What do we need to know to build a model?– For model checking we need to specify behavior • Consider a simple vending machine – A custome rinserts coins, selects a beverage and receives a can of soda &bul
Predicting Courier Costs The law firm of Adams, Babcock, and Connors is located in the Dallas-Fort metroplex. Randall Adams is the senior and founding partner of the firm. John Babcock has been a partne
The following data were collected on the number of emergency ambulance calls for an urban county and a rural county in Florida. Is County type independent of the day of the week in receiving the emergency ambulance calls? Use α = 0.005. What is your conclusion? Day of the Week<
Model Checking Approach: • Specify program model and exhaustively evaluate that model against a speci?cation –Check that properties hold
A random sample X1, X2, …, Xn is from a normal population with mean µ and variance σ2. If σ is unknown, give a 95% confidence interval of the population mean, and interpret it. Discuss the major diff
A hospital treated 412 skin cancer patients over a year. Of these, 197 were female. Give the point estimate of the proportion of females seeking treatment for skin cancer. Give estimates of the
At Western University the historical mean of scholarship examination score for freshman applications is 900. Population standard deviation is assumed to be known as 180. Each year, the assistant dean uses a sample of applications to determine whether the mean ex
A sample of 9 days over the past six months showed that a clinic treated the following numbers of patients: 24, 26, 21, 17, 16, 23, 27, 18, and 25. If the number of patients seen per day is normally distributed, would an analysis of these sample data provide evidence that the variance in the numbe
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