What is an example of an experiment (or study) where you would be concerned about making a type I error? How would this change you strategy (i.e. your "rules")? (1-2 sentences).

What is an example of an experiment (or study) where you would be concerned about making a type II error? How would this change you strategy (i.e. your "rules")? (1-2 sentences).

What is an example of an experiment (or study) where a one-tailed test would be appropriate?

Textbook: understanding statistics in behavioral sciences.

Thank you for your help!