In the meantime, if you have any mathematical or statistical quandries:
- the Library offers a huge range of textbooks and monographs in the library, including many ebooks available online
Learning Support Tutors in your faculty may be able to help – the Technology Faculty has a Maths tutor available over the summer and the Science Faculty offers a tutor who can help with Statistics
the Maths Cafe Moodle site offers plenty of online resources and courses
you can still email firstname.lastname@example.org throughout the summer months
if you are a postgraduate student you can also contact the Graduate School
Failing all of that, you can always approach your dissertation/research supervisor and ask who else might be able to assist you.