JOHN NI

A complete Year 9 Statistics worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering evaluating survey reports, sampling variation, back-to-back stem-and-leaf plots, histograms, shape of distributions, choosing appropriate displays, and statistical investigations.Includes 38 marks across three sections:- Section 1 – Warm-Up & Fluency (10 marks): distribution vocabulary; reading a back-to-back stem-and-leaf plot including median, range, and comparison- Section 2 – Skills & Procedures

A complete Year 8 Statistics worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering sampling methods, data distributions, sample size and variation, and statistical investigation design. Includes 38 marks across three sections: - Section 1 – Warm-Up & Fluency (10 marks): key vocabulary and stem-and-leaf plot reading - Section 2 – Skills & Procedures (16 marks): sampling methods, primary vs secondary data, comparing distributions, sample size effects, evaluating claims for bias - Se