<p style="text-align: justify;">Systemic thinking skills are an increasingly important aspect of contemporary life for all students. Therefore, the first aim present study was to investigate relationship between systemic skills, epistemological beliefs, and mathematical beliefs in a sample 120 secondary school students aged 16-18 years Saudi Arabia. The second objective examine gender dif...

The genetic etiology of mathematical and reading (dis)ability has been studied in a number of distinct samples, but the true nature of the relationship between the two remains unclear. Data from the Netherlands Twin Register was used to determine the etiology of the relationship between mathematical and reading (dis)ability in adolescent twins. Ratings of mathematical and reading problems were ...

Depending upon the contours, or profiles, of relationships between time and temperature applying (a) to the destruction of offensive organisms at constant temperature and (b) to the temperature change to which food is subjected, and depending upon the particular mathematical forms used to express these relationships, there are at-least two parameters associated with each relationship-a velocity...

Entity-Relationship Data Model: Data structuring, Entity-Relationship Diagrams, Equivalence of EntityRelationship and the Functional Modeling, Algorithms for translating Entity-Relationship Diagrams into Relational and Elementary Mathematical Data Models. Relational Data Model: The structure of the Relational Data Model, Relational Algebra, Relational Calculus, Relational Query Languages, Stati...

customer activity has received more attention due to the increase of social network applications. moreover, customer activity could be an answer to the research debate about the significant relationship between retention rate and lifetime profitability of customers. several researchers believe that an increase in the retention rate of customers may enhance their customer lifetime value (clv), o...