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How might have it affected the study outcomes and conclusion to use an observational design? Limited comparability with other studies Limited the generalizability of the findings Introduced self-selection bias

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4.1 (329 Votes)
Ricardo Rasmussen Master · Tutor for 5 years

Answer

All three options are potential effects of using an observational design: Limited comparability with other studies, Limited the generalizability of the findings, and Introduced self-selection bias.

Explanation

Using an observational design can lead to limited comparability with other studies due to variations in methodology. It may also limit generalizability since findings might not apply broadly outside the studied population. Additionally, self-selection bias could occur if participants choose themselves into the study, affecting the validity of conclusions.