Search for tag: "arab countries"

Ancient.Egypt.Lecture 3

From  Amanda Leeton 293 plays 0  

Ancient.Egypt.Lecture.2

From  Amanda Leeton 461 plays 0  

Ancient.Egypt.Lecture.1

From  Amanda Leeton 498 plays 0  

Mesopotamia.Lecture.1

From  Amanda Leeton 447 plays 0  

By-Processing - Part 2 (The summaryBy() Function).mp4

There are several different functions and methods available in R to compute statistics or, more generally, apply functions to groups of observations within a data set. The tapply() function is…

From  Daniel Hall 221 plays 0  

Data Structures in R - Part 3, Arrays.mp4

We continue to discuss data structures in R, this time focusing on arrays. An array is a generalization of a matrix with an arbitrary number of dimensions. We illustrate the structure with a three…

From  Daniel Hall 150 plays 0  

Arrays and Indexed DO-END Groups

In SAS, arrays provide a convenient way to refer to other variables via an index-able alias. This is convenient when you want to do the same operation on multiple variables in a data set. Having an…

From  Daniel Hall 199 plays 0  

9 1 3 Video - Israel and Its Neighbors

This video provides a historical overview of the conflict between Israel and its neighbors.

From  Leah Carmichael 101 plays 0  

INTL1100E_Syrian Civil War P1

From  Leah Carmichael 675 plays 0  

INTL1100E_Syrian Civil War P2

From  Leah Carmichael 525 plays 0