Term:Hypothesis

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NIST SP 800-22r1

Hypothesis (Alternative)- A statement Ha that an analyst will consider as true (e.g., Ha: the sequence is non-random) if and when the null hypothesis is determined to be false.

NIST SP 800-22r1

Hypothesis (Null)- A statement H0 about the assumed default condition/property of the observed sequence. For the purposes of this document, the null hypothesis H0 is that the sequence is random. If H0 is in fact true, then the reference distribution and critical values of the test statistic may be derived.