Read the information and simulation for the Bank Example.

For the Y5, assume that the population mean (average) is 1.1, alpha = 0.05, t (at alpha =0.025 and n=5) is 2.571.; and epsilon (error) = 0.01. Use this information to answer the following questions:

1) (2 marks) Conduct the Null hypothesis test. Write your conclusion regarding the model.

2) (3 marks) Conduct the t-test . Write your conclusion regarding the model.

3) (5 marks) Find the 95% Confidence Interval and state the advice on what to do to the model.