Determine the type of sampling used (simple random, stratified, systematic, cluster, or convenience). A soccer coach selects 6 players from a group of boys A. convenience aged 8 to 10, 7 players from a group of boys aged 11 to 12, and 3 players from a group of boys aged 13 to 14 to B. stratified form a recreational soccer team. C. simple random D. Systematic A pollster interviews all human resource personnel in E. cluster five different high tech companies. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. A high school counselor uses a computer to generate 50 random numbers and then picks students whose names correspond to the numbers. A student interviews classmates in his algebra class to determine how many pairs of jeans a student owns, on the average. QUESTION 8 A study was done to determine the age, number of times per week and the duration (amount of time) of resident use of a local park in San Jose. The first house in the neighborhood around the park was selected randomly and then every 8th house in the neighborhood around the park was interviewed. The sampling method was: O Simple random O Stratified O Cluster O Systematic