1. The term “confounding” refers to the presence of which of the following? variable that is not controlled which affect

[answerhappygod]

1. The term “confounding” refers to the presence of which
of the following?
variable that is not controlled which affects the outcome of a
study
two dependent variables in a study
a variable which is controlled and does not affect the outcome
of the study
two independent variables in a study
2. This criteria refers to the degree to which the
evidences gathered can support the claim of the investigator
Trustworthiness
Validity
Relevance
3. Criteria when appraising a journal that tells us if the
journal answers the research question well.
Relevance
Trustworthiness
Validity
4. This criteria in appraising a journal supports that the
results of the study is reliable and generalizable
Relevance
Validity
Trustworthiness