Assume that a randomly selected subject is given a bone density test. Bone density test scores are normally distributed with a mean of O and a standard deviation of 1. Draw a graph and find
P19, the 19th percentile. This is the bone density score separating the bottom 19% from the top 81%.

Alaser tag arena sells two types of memberships. one package costs $325 for one year of membership with an unlimited number of visits. the second package has $125 enrollment fee, includes five free visits, and costs and additional $8 per visit after the first five. how many visits would a person need to use for each type of membership to cost the same amount over a one-year period?

‘all monkeys have tails’ is an absolute statement. t or f

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?