nYou are interested in the effects
of a new diabetes drug for
pre-teengirls. You take a sample of blood from a group of 14 Caucasian 12-year old girls then give them a dosage of the drug. The girls spend the day together and eat the same meals. They monitor their insulin levels during the day as usual. At the end of the day, you take another sample of blood. The data consists of 14 pairs of pre and post insulin levels. The H0is that the
new drug did not affect the insulin levels.
The H1is that
after the new drug, the girls’ insulin
level will decrease.