A(n) signal-to-noise ratio is needed for learning to happen. Multiple Choice weak distorted insignificant strong Consider the preparation of income tax statements. The process starts with an initial cost c(1) = 45 and a learning rate of LR = 0.95, and by now has reached a cumulative output of 100. (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Using the LCC method, what unit costs do you expect for the 100th unit? unit cost unit cost