Match each of the following to the ing tech - The school district divides the 9 udent hool attended and then collects data from a lan m sampl ders from each high school. - A school district has a list of all of its 9th grade students. They then collect data on the PSAT score of 30 randomly selected students. - The school district collects data on the PSAT score of the first 50 scores that are entered into the system. The school district has a list of all 9th grade students and then collects data on the PSAT score offevery 1oth student SHitHellall! - The school district randomly selects s high schools in the district and then collects data on PSAT score for all 9th gradeis lihi those districts. a. stratified sample b. simple random sample c. convenience sample d. cluster sample ystematis sample