Cindy took her five grandchildren to the movies, where she offered to buy all of them popcorn and candy. a popcorn bag costs $4.00, and a box of candy costs $2.50. cindy ended up spending $35.00 and purchasing one more box of candy than bags of popcorn. use a system of equations to model the situation above, and determine which of the following is a possible description of cindy's purchase

Astudy found that the variance in the number of vehicles owned or leased by subscribers to a magazine is .094. assume a sample of 12 subscribers to another magazine provided the following data on the number of vehicles owned or leased: 1,1,1,0,3,2,1,1,2,1,0, and 1 a) compute the sample variance in the number of vehicles owned or leased by the subscribers (to 4 decimals). b)test the hypothesis to determine whether the variance in the number of vehicles owned or leased by subscribers of the other magazine differs from .calculate the value of the test statistic (to 3 decimals).