A government testing agency studies aspirin capsules to see if customers are getting cheated with capsules that contain lesser amounts of medication than advertised. Suppose the testing agent concluded the capsules contain a mean amount below the advertised level when in fact the advertised level is the true mean. Which tpe of error, if any did the testing agency commit?

a.) This is a Type 1

b.) This is a correct decision.

c.) Need more information to answer this question

d.) This is a Type 2 error.

Explain your conclusion.