Level 2 Inference Learning Workbook covers NCEA Level 2 Achievement Standard 91264 (Mathematics and Statistics 2.9): This standard is internally assessed and worth 4 credits.
•Bite-sized sections of notes with student-friendly explanations
•Worked examples to illustrate fundamental concepts
•Plenty of exercises so students can develop their skills
•Answers to all exercises
•Practice assessment task with fully worked solution
•Handy index
Covers stages involved in carrying out a statistical investigation in order to make an inference about a population. Includes posing a suitable comparative question, selecting random samples, using appropriate displays and measures, discussing sample distributions, creating informal confidence intervals and using them to make an inference. A report is produced in order to describe the investigation and communicate findings and conclusions.