1. Create a histogram of the number of children. Despite the fact that the sample size is over 6,000, why should you not have 20 class intervals? 2. The United States spends more money on health care...

1. Create a histogram of the number of children. Despite the fact that the sample size is over 6,000, why should you not have 20 class intervals?

2. The United States spends more money on health care than any other country. To gauge how fast costs are rising we recorded the total health care costs since 1950.