1.) A researcher wishes to estimate the aaverage amount of money a person spends on lottery tickets each month. A sample of 80 people who play the lottery found the mean to be $22.80 and the standard deviation to be 3. Find the 95% confidence interval of the population mean. Round to two deciaml places.
2.) The data represents a sample of the number of home fires started by candles for several years. Find the 99% confidence interval for the mean number of home fires started by candles each year. 5441 5920 6079 6308 7158 8433 9933 a. 5854.8

Attachments: