Question 16 0.5 pts Given is the attached model: Phaseplane(1).xIsx . Given the values provided, if we increase the regrowth rate of the prey population, r=3, the population makes some big swings and than rapidly end up in the internal equilibrium which has more predators. True O False Question 17 0.5 pts Suppose a university has 10,000 computers on the campus, which are susceptible if confronted with a computer virus. The likelihood that a computer without the virus gets a virus when information is exchange is 0.01% per hour, and it takes 3 hours to recover the computer with anti-virus software. How many computers need to get the anti-virus software to make the virus not being endemic anymore? Question 18 0.5 pts What is the meaning of Ro? O Ro is the basic recovering rate. It indicates how many individuals will be recovering by a single infected individual. O Ro is the basic reinfection rate. It indicates how many new individuals will be reinfected by a single susceptible individual. Ro is the basic reproduction rate. It indicates how many new individuals will be infected by a single infected individual. Ro is the basic reproduction rate. It indicates how many new individuals will be infected by a single recovered individual