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2. Invitation to tender - Wikipedia

   en.wikipedia.org/wiki/Invitation_to_tender

   A tender announcement from the Indonesian Ministry of Finance. An invitation to tender (ITT, also known as a call for bids [1] or a request for tenders) is a formal, structured procedure for generating competing offers from different potential suppliers or contractors looking to obtain an award of business activity in works, supply, or service contracts, often from companies who have been ...

3. Profanity - Wikipedia

   en.wikipedia.org/wiki/Profanity

   Profanity is often depicted in images by grawlixes, which substitute symbols for words.. Profanity, also known as swearing, cursing, or cussing, involves the use of notionally offensive words for a variety of purposes, including to demonstrate disrespect or negativity, to relieve pain, to express a strong emotion, as a grammatical intensifier or emphasis, or to express informality or ...

4. Stratified sampling - Wikipedia

   en.wikipedia.org/wiki/Stratified_sampling

   Proportionate allocation uses a sampling fraction in each of the strata that are proportional to that of the total population. For instance, if the population consists of n total individuals, m of which are male and f female (and where m + f = n), then the relative size of the two samples (x 1 = m/n males, x 2 = f/n females) should reflect this proportion.

5. Variance - Wikipedia

   en.wikipedia.org/wiki/Variance

   If the set is a sample from the whole population, then the unbiased sample variance can be calculated as 1017.538 that is the sum of the squared deviations about the mean of the sample, divided by 11 instead of 12. A function VAR.S in Microsoft Excel gives the unbiased sample variance while VAR.P is for population variance.

6. The Invitation (2015 film) - Wikipedia

   en.wikipedia.org/wiki/The_Invitation_(2015_film)

   The Invitation is a 2015 American horror thriller film [3] [4] directed by Karyn Kusama and written by Phil Hay and Matt Manfredi, starring Logan Marshall-Green, Tammy Blanchard, Michiel Huisman and Emayatzy Corinealdi.

7. Sampling bias - Wikipedia

   en.wikipedia.org/wiki/Sampling_bias

   Sampling bias is usually classified as a subtype of selection bias, [7] sometimes specifically termed sample selection bias, [8] [9] [10] ...