EXST 2201 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED

EXST 2201 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED each column contains information for variables each row contains information for an individual the information inside the body of the table is called data body style qualitative weight continous number of seats discrete The Gallup New Service conducted a survey of 1,004 adults where the respondents were asked, "Do you have a great deal of concern regarding global warming?" What type of study is this? Observational Study ask response, tell me your feelings A pharmaceutical company developed a drug meant to relieve cold symptoms. The company selected 300 males in New York aged 25-59 years old and randomly divided them into two groups. Group 1 was given the new drug and group 2 was given a placebo. After one week of treatment, the percentage of each group that still had cold symptoms was compared. What type of experimental design is this? independent -Where all experimental units are chosen randomly and assigned to treatments randomly -Randomized design Randomly choosing several of your friends to come on a trip with with you would be an example of what type of sampling? Without replacement Researchers at the University of California wished to determine whether "music cognition and cognitions pertaining to abstract operations such as mathematical or spatial reasoning" were related. To test this question, 36 college students listened to Mozart for 10 minutes then were administered a spatial reasoning rest used the Stanford-Binet intelligence test. The same students were later sat in a room and listened to silence for 10minutes then were tested again. type of experimental design?