Acommercial farm uses a machine that packages spinach in ten ounce portions. a sample of 68 packages of spinach has a standard deviation of 0.24. construct the 95% confidence interval to estimate the standard deviation of the weights of the packages prepared by the machine. round your answers to two decimal places.

What is this inequality notation? t is less then or equal to 2

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.