As you must know, an alpha cutoff of 0.2 is unheard of. In which of the following circumstances would you accept such a high alpha due to high social cost of a false negative (despite the increase in likelihood of false positives due to high alpha)? Select all that apply.

a.

Detecting saltiness in seafood

b.

Convicting a person accused of shoplifting

c.

Diagnosis of colon cancer

d.

Hiring a fraudulent real estateagent

e.

Diagnosis of engine failure