rank

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rank

(rank),
1. The ordinal position of an observation in the set of observations of which it is a member.
2. To order a set of observations according to their rank.

rank

the place in a series occupied by a value when the series has been set in order according to a particular trait, usually size. Called also order statistic.

rank sum test
nonparametrical statistical test used to compare two methods by seeing if one method contributes more to the higher ranked values.
References in periodicals archive ?
Labour MP Diane Abbott broke ranks and predicted that the Home Secretary would be leaving his post within weeks.
Twenty-seven Republicans broke ranks to oppose the measure, while 36 Democrats supported it.
But one of them broke ranks early on in the investigation by withdrawing the clauses and promising not to use them again.
Only the Northern League party broke ranks from the ruling centre-right coalition government to voice any opposition to the loan, but the move was supported by the opposition centre-left coalition.
Usdaw general secretary John Hannett said although few big stores opened on Christmas Day he feared in such a competitive industry if one company broke ranks others would follow.
During the war with Iraq, Spanish Prime Minister Jose Maria Anzar broke ranks with most of Europe by siding with the United States, which led to widespread public protest.
Meanwhile, a senior Anglican bishop, Peter Forster, broke ranks with most of his colleagues and with the Archbishop of Canterbury to voice support for the U.
The fourth chapter examines the work of Langston Hughes and Zora Neale Hurston, who broke ranks from Du Bois, Locke, and others seeking vindication on the concert stage, and celebrate d instead versions of black life expressed in the blues and other vernacular arts.
Solvay broke ranks in late April, splitting the increase into 3[cent] for May 1 and 2[cent] June 1.
She broke ranks with her husband by opposing his "don't ask, don't tell" policy, but when it comes to gay marriage, first lady Hillary Rodhan Clinton is standing by her man.
The debate was at times heated, and even members of the majority New Progressive Party (NPP) broke ranks when it came time to vote.
SNP leader Alex Salmond broke ranks to savage Scots Secretary Michael Forsyth.