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Profile Of : Nevil Hopley

Nevil Hopley

Earth-Moon Model

Constructing a scale model of the Earth and Moon in a classroom.

Auteur: Nevil Hopley

Sujet:  STEM

Tags: E-Learning, Algebra, Modelling

Simple Coding of Statistical Simulations

We will show you how to construct simulations of experiments of chance. We shall use the minimum amount of code, aiming to use just the Calculator and Data & Statistics applications as much…

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Electricity, Physics, STEM

Simulation of a Chi-Squared Test of Association in a Two-Way Contingency Table

This code simulates a test of association for any two-way contingency table and compares it to the appropriate Chi-Squared distribution.

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Equations, Electricity, Functions, Engineering, Statistics, Magnetism, Stochastics, STEM, Test of hypothesis

How many solutions?

Use graphs and the nsolve(...) command to explore equations' solutions and discover properties of negative indices.

Auteur: Nevil Hopley

Tags: Decimals, Exponential, Powers and roots, Calculator methods, Index, Mathematical thinking

Graphs in the next dimension

Use an introduction to 3D graphs to reinforce understanding of 2D graphs. (Operating System 3.x)

Auteur: Nevil Hopley

Tags: Linear, Quadratic, Functions

Cone Volumes

Calculate and optimise the volume of a cone using a variety of measurements. (OS 3.x)

Auteur: Nevil Hopley

Tags: Functions, Surface area, Pythagoras, Triangle, Cones, Trigonometry, Volume

Trig Symmetry

A tool to demonstrate that parts of the trig function curves are essentially the same.

Editeur: T³ United Kingdom

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Trigonometry

Circle Area Formula

Supports the conceptual understanding of where the formula A=π*r² comes from.

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Circle theorems, Area

Investigative Skills Toolkit

Use the TI-Nspire Handheld (either Numeric or CAS) to investigate and generalise results from numerical patterns.

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Patterns, Scattergraphs, Linear regression, Modelling

Moving from Degrees to Radians

Measuring angles using degrees and radians (both decimals and fractions of π).

Auteur: Nevil Hopley

Tags: Fractions, Decimals, Angles, History of maths, Trigonometry

Linear, Quadratic and Cubic Function Explorer

Explore linear, quadratic and cubic functions, their graphs and their different algebraic representations.

Auteur: Nevil Hopley

Tags: Linear, Quadratic, Powers and roots, Coordinate systems, Discriminant