You want to estimate the mean weight of quarters in circulation. A sample of 60 quarters has a mean weight of 5.651 grams and a standard deviation of 0.055 gram. Use a single value to estimate the mean weight of all quarters. Also, find the 95% confidence interval for the average weight of all quarters.

The estimate for the mean weight of all quarters is ____ grams.

The 95% confidence interval ranges from about ____ grams to _____ grams.