BIOL 105 Lecture Notes - Lecture 2: Null Hypothesis, Standard Deviation, Central Tendency
Document Summary
Science bases on mainly observations, pose a question. Natural understanding of the world posing questions on natural world by doing unbiased experiments. Natural sciences just like the word this is natural process maybe except social, behavioral, political science. Basic sciences use scientific processes to understand natural processes. Applied sciences uses scientific understanding to modify natural processes. So in sciences we use scientific method/systematic approach: systematic approach to understanding natural phenomena. Hypothesis [statement: possible explanations 4 the observation, can be changed with new data, it mostly states relationship between biological variables (acc to txt pg3, mostly also allows predications to be made. To make the understanding better it identifies organism/ process in investigation ,identifies variables being recorded and explains how will be compared. eg: The number of song birds heard per hour during daylight temperatures above 80f is signicantly different from number heard per hour at temperatures 80f below. It"s if kind of sentence expecting something to happen.
