IELTS for studying abroad
Statistics within Natural Sciences is a quantitatively intensive degree, but every seminar, dissertation, lab report, and peer discussion happens in English — so language ability directly affects your academic performance, not just your admission file. IELTS Academic is almost universally required for university entry and for student visa applications in English-speaking countries, and some institutions also set component minimums (e.g. a floor on Writing or Reading) that reflect the written demands of a stats programme. Focus especially on academic reading speed and precision, since you will need to process dense mathematical texts, research papers, and data commentary quickly.
A commonly cited requirement is commonly 6.0–7.0 overall, set by each university (often 6.5 for undergraduate, 7.0 for graduate), set by US universities.
IELTS requirements change and vary by route, employer, and institution — always confirm the current figure with the official body before you rely on it.
US universities do not uniformly accept IELTS — many historically preferred TOEFL — but IELTS Academic acceptance has grown substantially and most research universities now accept it; always verify on the specific department's admissions page. Canadian universities and colleges widely accept IELTS Academic, and Immigration, Refugees and Citizenship Canada sets its own language benchmarks for study permits that must be checked separately from the university's academic requirement.
Prioritise the Academic Writing module on AlmiPrep, because Statistics students must regularly produce data-interpretation essays, lab reports, and research summaries — and Task 1 (describing charts, graphs, and tables) maps almost perfectly onto the kind of quantitative commentary you will write throughout your degree.
Going abroad to work instead? See IELTS for professions in United States.