8.1. What is the null hypothesis for a single factor research design w 8.1. What is the null hypothesis for a single factor research design with 4 levels? Express it both in symbols and words. Also read: Define and thoroughly explain the terms null hypothesis and alternative hypothesis. Formulate the null hypothesis and the alternative hypothesis. Understanding the Null Hypothesis z Scores, Type I and II Error, Null Hypothesis Testing Give an example of inductive logic in your field. (You should define a hypothesis, rationale, testing design, possible outcomes and possible alternate hypothesis)