Mathematics, 24.06.2019 16:30, slimt69561
Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital’s records from the past 3 years. a: retrospective b: prospective c: cross-sectional
Answers: 2
Mathematics, 21.06.2019 19:00, ethangeibel93
In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class
Answers: 1
Identify the type of observational study described. a statistical analyst obtains data about ankle...
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