Urszula Clark & Tim Grant 
Quantitative Research Methods for Linguists [PDF ebook] 
a questions and answers approach for students

Quantitative Research Methods for Linguistics provides an accessible introduction to research methods for undergraduates undertaking research for the first time. Employing a task-based approach, the authors demonstrate key methods through a series of worked examples, allowing students to take a learn-by-doing approach and making quantitative methods less daunting for the novice researcher.Key features include: Chapters framed around real research questions, walking the student step-by-step through the various methods; Guidance on how to design your own research project; Basic questions and answers that every new researcher needs to know; A comprehensive glossary that makes the most technical of terms clear to readers; Coverage of different statistical packages including R and SPSS. Quantitative Research Methods for Linguistics is essential reading for all students undertaking degrees in linguistics and English language studies.