Mathematics, 19.12.2019 05:31 khushailawadip9dkn2
Aresearch group is interested in the association between vitamin e supplementation and a decreased risk for osteoporosis in a group of elderly women. the team randomly samples a group of women after a strict set of inclusion criteria have been met. then, they match each woman receiving the supplementation with two women receiving a placebo based on bmi, education, and socio- economic status. the data compiled after 10 years of follow up were analyzed using conditional logistic regression. which of the following methods to reduce confounding was not employed in the above scenario?
a. stratification
b. restriction
c. regression
d. matching
Answers: 3
Mathematics, 21.06.2019 15:50
Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20
Answers: 2
Mathematics, 21.06.2019 19:30
Find the 6th term of the expansion of (2p - 3q)11. a. -7,185,024p4q7 c. -7,185p4q7 b. -7,185,024p6q5 d. -7,185p6q5 select the best answer from the choices provided a b c d
Answers: 1
Aresearch group is interested in the association between vitamin e supplementation and a decreased r...
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