Math 133: 1.4 Worksheet #2 Section #: 1.4: Other Sampling Methods 1. Identify which of these types of sampling is used: (Circle one) a) The House of Representatives has 435 members. A petroleum lobbyist uses a computer to randomly select 50 of them to attend an information session about natural gas. Convenience Cluster Random Stratified Systematic b) In the 116th Congress (which began January 3, 2019), the United States Senate had 52 Republicans, 45 Democrats, and 2 Independents. The lobbyist randomly selects 6 Republicans, 4 Democrats and 1 Independent to attend an information session about natural gas. Convenience Cluster Random Stratified Systematic c) A study was conducted at a university in Cairo, Egypt to determine the relationship between road risk perception and pedestrian injuries. The sample was taken from the list of student IDs. Every 40th student was selected, after starting with a randomly chosen number. Convenience Cluster Random Stratified Systematic d) In a study of the health condition of residents of nursing homes, a simple random sample of all nursing homes in the city of Wenzhou was taken. All residents of the randomly selected nursing homes were interviewed. Convenience Cluster Random Stratified Systematic e) In a study of lung function, a simple random sample was taken from three groups of children: (i) children who live on a farm, (ii) children with intermediate farm exposure, and (iii) children with no farm exposure. Convenience Cluster Random Stratified Systematic f) The U.S. Census selects 10 city blocks at random in Detroit and conducts in-person interviews with every resident in those blocks. Convenience Cluster Random Stratified Systematic g) A talk radio host asks listeners to call in and express their opinions about a new proposed tax hike. Convenience Cluster Random Stratified Systematic h) The U.S. Customs Patrol selects every 100th car coming across the border to be pulled over and searched. Convenience Cluster Random Stratified Systematic