Homework: Chap...

HW Score: 33.33%, 10 of 30 points Homework: Chap... Question 2, Instructor-cre., @ Points: O of 1 Satn to redesign an electron seat for an airplane. The seat was designed for pilots vighing beben 130 lb and 181 lb. The new population of pil mvmally vwghts wth a mean of 140 lb arxi a standard deviation of 27.4 lb. a. It a IS tarvornly selected, tind the probability that his vwght is betven 130 lb and 181 lb. ptobabllty IS apptoxtmately a. (Rouru:f to four decimal places as needed.) b. It 30 different are ramiomly selected, fimi the probablity that their mean weight is between 130 lb and 181 lb. gvobabl'ty ts approxmatety (Round to four decimal places as needed.)