In a study of television's influence on children, researchers analyzed standardized test results and television viewing habits of 1700 children. they found that children who averaged more than 2 hours of television viewing per day when they were younger than 3 tended to score lower on measures of reading ability and short-term memory. (a) is the study described an observational study or an experiment? an observational study an experiment (b) is it reasonable to conclude that watching two or more hours of television is the cause of lower reading scores? yes, it is a reasonable conclusion. no, the conclusion can't be made. there is not enough data to decide.

Middle schoolhistory 5+3 pts 1. the pacific islands formed by coral reefs are called (1 point) a. volcanic. b. reefs. c. atolls. d. plates. 2. what is a reason few people have settled in the interior of australia? (1 point) a. no mineral wealth is in the area. b. land is too expensive. c. the area is too dangerous. d. the area has little water and arable land. 3. what was one effect of plate movement on the pacific region? (1 point) a. australia and new zealand became b. connected to north america. c. plate movement isolated many species. few volcanoes formed. d. the regional climate grew much colder. 4. you live on a small island in the pacific ocean. though beautiful, your island has poor soil for farming and few natural resources. you most likely live (1 point) a. on a densely populated island. b. on the south island of new zealand. c. in new guinea on a volcanic island off the coast of australia. d. on a low island. 5. which change would most likely have to take place first to encourage more human settlement in the outback? (1 point) a. the climate would need to get warmer. b. the winters would need to be milder. c. the region would need more fertile land and water d. people would need to build more cities there. 6. what would be an example of how the maori are reclaiming their culture? (1 point) a. learning english b. playing rugby and other sports c. studying maori culture in schools d. learning how to cook asian cuisine 7. what conclusion can correctly be made about british colonization of this area? (1 point) a. the british policies embraced the cultures of the original inhabitants. b. the british disregarded the cultures of the original inhabitants. c. the british had a neutral policy toward native cultures. d. none of the above plz answer these