Answered

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In order to make valid statistical conclusions from data, which type of research needs to have randomization as part of its design? Select all the types of research that apply.

A. Sample survey
B. Population census
C. Observational study
D. Double-blind experiment

Sagot :

GinnyAnsweridn

Final answer:

Randomization is essential for valid statistical conclusions in research, particularly in sample surveys and double-blind experiments.


Explanation:

Randomization is crucial in ensuring the validity of statistical conclusions in research. Types of research that require randomization include a sample survey and a double-blind experiment. Randomization helps in eliminating bias and ensuring that all individuals in the population have an equal chance of being selected for the study.


Learn more about randomization in research here:

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