With a convenience sample, a population is broken up into different subgroups and then simple random sample is our conducted within each of the subgroups

Which graph shows a function with a range of all real numbers greater than or equal to -1

How to use order of operation in 20 divide by 4 multiply 5 = 1

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.