Hypothesis testing Help

When a psychologist sets up a hypothesis testing problem, the intent is to:

A. determine whether the predicted behavior will occur.
B. determine whether the opposite of the predicted behavior will occur.
C. test for two effects, the predicted behavior and the opposite behavior.
D. test the difference between two populations, regardless of the predicted behavior.

JAVA / Android program

I am looking for an android programmer to develop a simple app. i will be attaching the SRS document for the app. the app essentially will connect a sensor tag to the phone. sensor tag is to be placed next to the pillow of the person sleeping to sense his movement while sleeping . the app will then record the movement over the period of time sleeping. there are more details in the SRS. also, a sensor tag library will be provided to connect the sensor tag and its outputs functions.