The lifetimes of a group of 10 light bulbs are given below: 221, 645, 538, 941, 269, 893, 703, 536, 823, 651. The standard deviation of the lifetimes is (to two decimal places)

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose