I believe the answer is <span>Technical Writing
</span><span>Unlike fictional writing, Technical Writing is most commonly aimed to improve/deepen readers knowledge upon a specific topic.
</span>Usually written by someone that already an expert/has experience in that specific field.
The research error described above is an example of selection bias.
Selection bias takes place when, from a population of interest, a group of individuals is selected in order to construct a sample but without a proper randomization. The result is a sample which is not representative of the underlying population.
According to the example, the target population of the research comprises all students but the sample only includes boys. Hence, selection has not been random because it followed a gender criteria, and the results obtained using it cannot be applicable to the whole population because they are affected by a selection bias.
Answer: Executive, Judicial, and Legislative
