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describe what an experiment, prediction and a statement is

define testable statement of what the researchers predict will be the outcome of the study.

describe how a hypothesis proposes a relationship between two variables …

name two main types of hypothesis:

what does an alternative hypothesis predict

what is the alternative hypothesis known as

Alternative (experimental) hypothesis:

Null hypothesis:

If a theory cannot make a clear prediction, or if evidence is mixed, the investigation needs a

define A directional hypothesis (one-tailed hypothesis)