Tip # 1: In step 3, dont forget to include the name of the test, the test statistic, and whether it is Case 1 or Case 2 Tip # 2: Complete each with both critical value and p-value approaches. 1. To speed up teller transactions, the Cullowhee Savings Bank purchased new computer software. With the old system, tellers could serve 22 customers per hour, on average. A sample of 70 total hours of teller transactions with the new system showed a mean of 27 customers per hour with a standard deviation of 2.5. At a 1% significance level, can you conclude that the new system is more efficient than the old system?

Please show all work step by step.