45 results authored by Deirdre Casey  search across all users.

Exam (5 questions) in Deirdre's workspace
Regression and Correlation. Linear. line of best fit
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Exam (4 questions) in Fundamental Physical Chemistry CITRevision of Thermochemistry

Question in Fundamental Physical Chemistry CIT
Calculating the work done by 1 mole of an ideal gas at constant temperature.
Q12 from Thermochemistry revision sheet

Question in Fundamental Physical Chemistry CIT
Use the specific heat capacity of an object and the heat released to calculate the final temperature.
Custom marking used to allow for partial credit for common errors (mal rules)
Thermochemistry Revision Sheet Q7

Question in Fundamental Physical Chemistry CIT
Question steps student through the process of finding the molar heat of dissolution.
Adaptive marking and partial credit used
Thermochemistry Revision Sheet Q3

Question in Fundamental Physical Chemistry CIT
Use the specific heat capacity of an object and the change in temperature to calculate the heat added to that object.
Uses Custom marking to allow partial credit for common student errors (mal rules).
Thermochemistry Revision Sheet Q 5

Question in Deirdre's workspace
Using Pythagoras' Theorem to find a missing side. Illustrated using simple Eukleides diagram
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Question in Deirdre's workspace
Differentiation question with customised feedback to catch some common errors and corresponding partial marks.
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Question in Deirdre's workspace
Partial differentiation question with customised feedback to catch some common errors.

Question in Deirdre's workspace
Simple ratio question with custom marking and partial credit possible
The marking checks for some common errors and awards partial credit and appropriate feedback. The errors that give different levels of partial credit include: forgetting to add one to the denominator, forgetting to change to a percentage.

Exam (8 questions) in Deirdre's workspace
Stem and leaf, summation notation, cumulative frequency, relative cumulative frequency.
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Question in Deirdre's workspace
The student is asked to factorise a quadratic $x^2 + ax + b$. A custom marking script uses pattern matching to ensure that the student's answer is of the form $(x+a)(x+b)$, $(x+a)^2$, or $x(x+a)$.
To find the script, look in the Scripts tab of part a.

Question in Deirdre's workspace
In progress!

Question in Deirdre's workspace
A simple question on ratio. Awarding Partial Credit. No randomisation in the question.

Deirdre's copy of Ask for significand and exponent of a number in scientific notation separately DraftQuestion in Deirdre's workspace
This question shows how to ask for a number in scientific notation, by asking for the significand and exponent separately and using a custom marking algorithm in the gapfill part to put the two pieces together.
Answers not in standard form, i.e. with a significand not in $[1,10)$, are accepted but given partial marks.

Exam (6 questions) in Deirdre's workspace
Practice of basic transpositions. Doesn't include roots

Exam (4 questions) in Deirdre's workspace
Simple Linear Equations, substitution

Question in Deirdre's workspace
Find the common ratio of a given geometric sequence, write down the formula for the nth term and use it to calculate a given term in the sequence.

Question in Griffith Foundations of Computing
Given some random finite subsets of the natural numbers, perform set operations $\cap,\;\cup$ and complement.

Question in Deirdre's workspace
Simple Question to find the mean of five numbers

Exam (8 questions) in Deirdre's workspace
Basic Derivatives, Product Rule, Quotient Rule, Chain Rule, Implicit Differentiation, Differentiating trigonometric and logarithmic functions, tangents
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Exam (7 questions) in Deirdre's workspace
Basic indefinite integrals, Basic definite integrals, integration by substitution
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Exam (3 questions) in Deirdre's workspace
Rules of indices, simplifying indices, equations involving indices
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Exam (19 questions) in Deirdre's workspace
Introduction to basic probability
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Exam (8 questions) in Deirdre's workspace
Calculating net pay using cut off rates and tax credits. Calculating gross pay given tax information.
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Exam (19 questions) in Deirdre's workspace
Financial Mathematics
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Exam (13 questions) in Deirdre's workspace
Calculating percentages, VAT, Profit, Loss
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Exam (7 questions) in Deirdre's workspace
Ratio and Proportion
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Exam (5 questions) in Deirdre's workspace
Critical points, absolute minimum, local maximum and minimum points, increasing and decreasing, concavity
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Exam (6 questions) in Deirdre's workspace
Introduction to limits of functions.
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