nzqa_exam_questions_contextual_population_parameter_definitions - updated
The data set represents contextualised population parameter definitions extracted and developed from past NZQA Level 3 Statistics exam questions. and assessment schedules, namely those used for the achievement standards AS90642 and AS91584.
The data set was developed by Haozhong Wei as part of his MSc dissertation project, under the supervision of Dr Anna Fergusson and Dr Anne Patel (University of Auckland | Waipapa Taumata Rau).
An overview of the variables used in the dataset:
1. Year: This variable is the year of the exam.
2. Paper: This is the identifier of the paper, e.g., AS90642, indicating the specific exam to which the question belongs.
3. Type: This variable indicates the type of data and usually identifies whether the entry is a question or an answer.
4. Question part: This variable indicates the specific part number of the problem, e.g., 1a, 1b, 2, etc.
5. Text: This is the full text of the question.
6. Population parameter: A description of the parameter of the entire text.
7. Parameter type: These variables further detail the type of overall parameter, such as ‘single mean’ or ‘single proportion’ or even ‘difference between two means’.