It is observed that the skier leaves the ramp A at an angle uA = 25 with the horizontal. If he strikes the ground at B, determine his initial speed vA and the speed at which he strikes the ground.
BIT 323 CAT-DATA ANALYSIS TECHNIQUES SIT/0006/10 Assignment 1 Types of Hypotheses There are two types of hypotheses: i. Research hypothesis ii. Null hypothesis. Research hypothesis It is the hypothesis derived from the researcher’s theory about some social phenomenon. Researchers always believe that their research hypotheses are accurate statements about the condition of the things that they are investigating. They believe that their hypotheses are true to the extent that the theory from which they were derived is adequate. However, the theories are only suppositions about the true nature of things, and, thus, hypotheses derived from theories must also be regarded as just tentative suppositions about things until they hav