MEM12025 — Use graphical techniques and perform simple statistical computations

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What an assessment for MEM12025 must cover

29 assessable components: 3 elements (10 performance criteria), 8 performance evidence and 11 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.

Elements & performance criteria

1 Determine job requirements

1.1Follow standard operating procedures (SOPs)
1.2Comply with work health and safety (WHS) requirements at all times
1.3Identify job requirements from specifications, drawings, job sheets or work instructions

2 Read and construct graphs from given or determined data

2.1Extract complex information from graphical representation
2.2Analyse data with respect to emerging trends
2.3Construct graphs as required from data and draw with respect to scale and accepted method
2.4Interpret significant features of graphical representation

3 Perform basic statistical calculations

3.1Calculate mean, median and mode from given data
3.2Calculate standard deviation
3.3Apply application of standard deviation and limits to process improvement techniques

Performance evidence

following work instructions, standard operating procedures (SOPs) and safe work practices
obtaining and interpreting data presented in graphical form and analysing the emerging trends indicated by the data
constructing graphs to scale for which the graph is intended and labelling the axis appropriately
constructing graphs to suit the job requirements
performing basic statistical calculations, including mean, median and mode and determining from that data the standard deviation
undertaking numerical operations, geometry, calculations and formula for using graphical techniques and performing simple statistical computations
applying standard deviation to process improvement techniques in which error rates are mathematically calculated and recorded
checking performance to specifications

Knowledge evidence

safe work practices and procedures
characteristics of straight line, parabolic and hyperbolic curves
procedures for determining the slope/rate of change of a curve
trends indicated by changes in gradient of a graph
procedures for drawing the line of best fit for the coordinates plotted
standard form of equations relating to straight lines and parabolic curves
gradient, intercepts, maximum and minimum values and limit lines for straight line and parabolic curves
function of control charts
meaning of the terms mean, median and mode
meaning of the term standard deviation
significance of 1, 2 and 3 sigma limits

Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.

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Questions about assessing MEM12025

What does an assessment tool for MEM12025 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MEM12025 needs to address all 29 unit components: 3 elements with 10 performance criteria, 8 performance evidence requirements, 11 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.

How does Auditori generate an assessment tool for MEM12025?

Auditori pulls the current release of MEM12025 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.

Is the first assessment tool really free?

Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MEM12025 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing MEM12025 assessment instead of generating a new one?

Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MEM12025, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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