developing a hypothesis(unit 3) Flashcards
what are the two types of hypothesis
null hypothesis and alternative hypothesis
whats a null hypothesis
A null hypothesis is a type of hypothesis used in statistics that proposes that no statistical significance exists in a set of given observations. The null hypothesis attempts to show that no variation exists between variables or that a single variable is no different than its mean.
what a alternative hypothesis
An alternative hypothesis is one in which a difference (or an effect) between two or more variables is anticipated by the researchers; that is, the observed pattern of the data is not due to a chance occurrence. … The concept of the alternative hypothesis is a central part of formal hypothesis testing.
if a plant gets more sunlight what will happen
it will gorw taller
key features of a good hypothesis
be able to test scientifically