AIHL 4.12.1 surveys and questionnaires

AHL 4.12—Data collection, reliability and validity tests

AIHL 4.12.2 Reliability v validity

AHL 4.12—Data collection, reliability and validity tests

AIHL 4.12.3 Chi squared (categorising data)

AHL 4.12—Data collection, reliability and validity tests

AIHL 4.12.4 Chi squared (degrees of freedom)

AHL 4.12—Data collection, reliability and validity tests

AIHL 4.13.1 Non linear regression

AHL 4.13—Non-linear regression

AIHL 4.13.2 Sum of square residuals

AHL 4.13—Non-linear regression

AIHL 4.13.3 The coefficient of determination

AHL 4.13—Non-linear regression

AIHL 4.14.1 Linear transformations of X

AHL 4.14—Linear transformation of a single RV, E(X) and VAR(X), unbiased estimators

AIHL 4.14.2 Linear combinations of n random variables

AHL 4.14—Linear transformation of a single RV, E(X) and VAR(X), unbiased estimators

AIHL 4.14.3 Unbiased estimates for the mean and variance

AHL 4.14—Linear transformation of a single RV, E(X) and VAR(X), unbiased estimators

AIHL 4.14.4 Unbiased estimates example questions

AHL 4.14—Linear transformation of a single RV, E(X) and VAR(X), unbiased estimators

AIHL 4.15.1 Linear combination of n independent normal random variables

AHL 4.15—Central limit theorem

AIHL 4.15.2 Normal distribution sampling

AHL 4.15—Central limit theorem

AIHL 4.15.3 The central limit theorem

AHL 4.15—Central limit theorem

AIHL 4.16.1 Confidence intervals (known variance)

AHL 4.16—Confidence intervals

AIHL 4.16.2 Confidence intervals (unknown variance)

AHL 4.16—Confidence intervals

AIHL 4.17 Poisson distribution

AHL 4.17—Poisson distribution

AIHL 4.18.1 Z-test one tailed

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.2 Z-test two tailed

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.3 T-test

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.4 Matched pairs

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.5 Testing for population proportion

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.6 Test for mean using Poisson distribution

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.7 Testing for Correlation

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.8 Type I an II Errors Intro

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.9 Normal errors

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.10 Poisson errors

AHL 4.18—T and Z test, type I and II errors

AIHL 4.18.11 Binomial errors

AHL 4.18—T and Z test, type I and II errors

AIHL 4.19.1 Markov chains introduction

AHL 4.19—Transition matrices – Markov chains

AIHL 4.19.2 Transition matrices combined

AHL 4.19—Transition matrices – Markov chains

AIHL 4.19.3 Steady state and long term probabilities

AHL 4.19—Transition matrices – Markov chains

AISL 4.10 Spearman's rank correlation coefficient

SL 4.10—Spearman’s rank correlation coefficient

AISL 4.1.1 Discrete v continuous data

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.1.2 Sampling techniques

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.11.1 Chi Square intro

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.11.2 Chi Squared test for independence

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.11.3 Chi squared goodness of fit

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.11.4 t test

SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test

AISL 4.2.1 Histograms and Cumulative Frequency Curves

SL 4.2—Presentation of data

AISL 4.2.2 Box and whisker diagram

SL 4.2—Presentation of data

AISL 4.2.3 Interpreting box plots

SL 4.2—Presentation of data

AISL 4.2.4 Outliers

SL 4.2—Presentation of data

AISL 4.3.1 Averages and spread

SL 4.3—Mean, median, and mode

AISL 4.3.2 Frequency tables

SL 4.3—Mean, median, and mode

AISL 4.3.3 Constant changes to data

SL 4.3—Mean, median, and mode

AISL 4.3.4 Variance and standard deviation by hand

SL 4.3—Mean, median, and mode

AISL 4.4 Linear regression and correlation

SL 4.4—Correlation of Data

AISL 4.5 Probability formulae

SL 4.5—Trial and outcome

AISL 4.6.1 Venn Diagrams

SL 4.6—Venn diagrams

AISL 4.6.2 Tree Diagrams

SL 4.6—Venn diagrams

AISL 4.7 Discrete Random Variables

SL 4.7—Discrete random variables

AISL 4.8 Binomial distribution

SL 4.8—Binomial distribution

AISL 4.9 Normal distribution

SL 4.9—Normal distribution