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The model was originally rooted in 1930s behaviourism and was largely considered obsolete for a long time, but big data analytics-based mass customisation has led to a modern revival of the basic idea. After that, a shift which rediscovered the relationship between media and people occurred and led to establishment of uses and gratifications ...
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Denis McQuail was born in Wallington, London on 12 April 1935 to Irish immigrant parents Annie (née Mullan) and Christopher McQuail. [4] After schooling at St Anselm's college in Birkenhead, where he showed an aptitude for languages, he spent his national service in the Intelligence Corps learning Russian and studied history at Corpus Christi College, Oxford. [4]
The new multiple range test proposed by Duncan makes use of special protection levels based upon degrees of freedom.Let , = be the protection level for testing the significance of a difference between two means; that is, the probability that a significant difference between two means will not be found if the population means are equal.
"Accountability" derives from the late Latin accomptare (to account), a prefixed form of computare (to calculate), which in turn is derived from putare (to reckon). [6] While the word itself does not appear in English until its use in 13th century Norman England, [7] the concept of account-giving has ancient roots in record-keeping activities related to governance and money-lending systems ...
Overview of a data-modeling context: Data model is based on Data, Data relationship, Data semantic and Data constraint. A data model provides the details of information to be stored, and is of primary use when the final product is the generation of computer software code for an application or the preparation of a functional specification to aid a computer software make-or-buy decision.
Mean imputation can be carried out within classes (i.e. categories such as gender), and can be expressed as ^ = ¯ where ^ is the imputed value for record and ¯ is the sample mean of respondent data within some class . This is a special case of generalized regression imputation:
A graphical tool for assessing normality is the normal probability plot, a quantile-quantile plot (QQ plot) of the standardized data against the standard normal distribution. Here the correlation between the sample data and normal quantiles (a measure of the goodness of fit) measures how well the data are modeled by a normal distribution. For ...