Mathematics, 26.11.2019 14:31, JayLiz1737
Astudy of telephones and the risk of brain cancer looked at a group of 469 people who have brain cancer. the investigators matched each cancer patient with a person of the same sex, age and race who didn’t have brain cancer, then asked about use of cell phones. this is
a) observational study
b)a matched pair experiment
c)an uncontrolled experiment
d)a randomized comparative study
Answers: 3
Mathematics, 21.06.2019 19:00, kamilahmcneil3969
You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?
Answers: 1
Mathematics, 21.06.2019 22:00, joelpimentel
3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided
Answers: 1
Astudy of telephones and the risk of brain cancer looked at a group of 469 people who have brain can...
Physics, 09.07.2019 05:30
English, 09.07.2019 05:30
Mathematics, 09.07.2019 05:30
History, 09.07.2019 05:30
Geography, 09.07.2019 05:30
Mathematics, 09.07.2019 05:30
Social Studies, 09.07.2019 05:30
Biology, 09.07.2019 05:30