In 2015, there were 310 rats that were counted living in a park outside of New Haven, CT. The town laid out traps to exterminate the rats and the population decreased by 70%. How many rats can be anticipated in the park now?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.