currency8: Convert Currencies

Exercise template for converting currencies (EUR, USD, GBP) with various symbols in UTF-8 encoding.

Name:
currency8
Type:
Description:
Computing the worth of a randomly drawn number of shares in a certain currency. The main purpose of the exercise is to illustrate and test how UTF-8 encoding can be used in R/exams. Analogous exercises for Latin-1 and Latin-9 are also available in .Rnw format (because .Rmd requires UTF-8 only).
Solution feedback:
Yes
Randomization:
Random numbers and text blocks
Mathematical notation:
Yes
Verbatim R input/output:
No
Images:
No
Other supplements:
No
Raw: (1 random version)
PDF:
currency8-Rnw-pdf
currency8-Rmd-pdf
HTML:
currency8-Rnw-html
currency8-Rmd-html

(Note that the HTML output contains mathematical equations in MathML. It is displayed by browsers with MathML support like Firefox or Safari - but not Chrome.)

Demo code:

library("exams")

set.seed(1090)
exams2html("currency8.Rnw", template = "plain8", encoding = "UTF-8")
set.seed(1090)
exams2pdf("currency8.Rnw", template = "plain8", encoding = "UTF-8")

set.seed(1090)
exams2html("currency8.Rmd", template = "plain8", encoding = "UTF-8")
set.seed(1090)
exams2pdf("currency8.Rmd", template = "plain8", encoding = "UTF-8")