Amanufacturer of potato chips would like to know whether its bag filling machine works correctly at the 420 gram setting. it is believed that the machine is underfilling the bags. a 45 bag sample had a mean of 411 grams. assume the population variance is known to be 676. a level of significance of 0.02 will be used. find the p-value of the test statistic. you may write the p-value as a range using interval notation, or as a decimal value rounded to four decimal places.

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step