Absorption rates into the body are important considerations when manufacturing a generic version of a brand-name drug. A researcher wants to find out whether the mean absorption rate of the generic drug is different from the mean absorption rate of the brand-name drug. Twenty-four hypertensive patients were randomized to take one of the two drugs.

Which of the following would be a Type II error?

Deciding the absorption rates are same, when in fact they are.

Deciding the absorption rates are the same, when in fact they are not.

Deciding the absorption rates are different, when in fact they are not.

Deciding the absorption rates are different, when in fact they are.