The Sacramento data that accompanies library(caret) contains house and sale price data for homes in Sacramento CA. To access the data load the caret package and call the Sacramento data as illustrated below. library(caret) data(Sacramento) Use simple random sampling to split the data into a train and test sample with 80% of the data in the train sample. Use a seed of 1706. What is the absolute difference in average price between the train and test samples?