Do not include anything other than numbers in your responses. For example, do not include comma or dollar sign in your numbers. As a rule of thumb, keep 2 decimal places for larger numbers and 3 decimal places for smaller numbers less than 1. The follow table lists the demand of cakes during the past few months. Use the data to forecast the demand for May, based on the following methods: Naive approach. Simple moving average with span of 2. Weighted moving average with weights of 0.5,0.38, and 0.12 . Simple exponential smoothing with smoothing factor of 0.15 . Keep two decimal places in your calculations. Weighted moving average with weights of 0.5,0.38, and 0.12 . Simple exponential smoothing with smoothing factor of 0.15 . Keep two decimal places in your calculations