AQA Statistics AS Tutorials

Outlined below are the topics covered for AQA Statistics AS course

It is advisable to check the official AQA Statistics AS specification in case of any changes: specification

Contents for Statistics AQA

Collecting Data
Understanding population, census and samples
Representing Data
Mean
Median and Quartiles
Standard Deviation
Statistical Diagrams
Probability
Tree Diagrams
Venn Diagrams
Discrete Random Variables
Discrete Probability Distributions
The Binomial Distribution
Correlation and Linear Regression
Correlation
Regression
Hypothesis Tests
Hypothesis Tests -Binomial Distribution
Past Papers

Collecting Data

Understanding population, census and samples

  1. Understanding Population, census and sample
  2. Random Sampling Methods
  3. Non Random Sampling methods

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Representing Data

Mean

  1. Mean for discrete data
  2. Calculating the mean from a frequency table
  3. Exam Questions - Discrete data / mean

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Median and Quartiles

  1. Median, lower, upper quartiles and interquartile range for discrete data
  2. Exam Questions - Median, lower, upper quartiles and interquartile range for discrete data
  3. Cumulative frequency curves
  4. How to interpret class intervals
  5. Estimating the median, quartiles, percentiles from a grouped frequency table
  6. Exam Questions - Estimating the median from a grouped frequency table
  7. Exam Questions - Estimating the median from a histogram

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Standard Deviation

  1. Standard deviation
  2. Exam Questions - Discrete data / standard deviation
  3. Exam Questions - Continuous data / standard deviation

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Statistical Diagrams

  1. Stem and leaf diagrams
  2. Box and whisker plots
  3. Exam Questions - Box and whisker plots
  4. Exam Questions - Stem and leaf diagrams and box and whisker plots
  5. Histograms
  6. Exam Questions - Histograms
  7. Histograms - How to find the width and height of a class interval
  8. Exam Questions - Histograms, Finding the length and width of a rectangle

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Probability

Tree Diagrams

  1. Tree Diagrams
  2. Probability Tree Diagrams for Independent Events
  3. And Rule (multiplication) / Or Rule (addition for mutually exclusive events)
  4. Probability Tree Diagrams for Dependent Events

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Venn Diagrams

  1. Venn diagrams
  2. 3 set problems
  3. Notation and defining regions
  4. Probability in Venn diagrams
  5. P(A∪B) and mutually exclusive events

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Discrete Random Variables

Discrete Probability Distributions

  1. Probability distribution tables

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Binomial Distribution

  1. Binomial distribution
  2. Binomial probabilities on a calculator
  3. Cumulative probability tables

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Correlation and Linear Regression

Correlation

  1. Correlation

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Regression

  1. Regression
  2. Interpreting the regression line constants, explanatory and response variables
  3. Making predictions and reliability of predicted values

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Hypothesis Tests

Hypothesis Tests – Binomial Distribution

  1. Test for a binomial proportion
  2. Lower tail test
  3. Upper tail test
  4. Critical values - lower tail test
  5. Critical values - upper tail test
  6. Two tailed test
  7. Exam Questions - Hypothesis tests: binomial distribution

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Past Papers

For further revision and practice I have past papers, some with worked solutions – Check them out.

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Statistics Index

binomial distribution
hypothesis tests
box and whisker
correlation
discrete probability distributions
discrete random variables
histograms – statistical diagrams
hypothesis tests
mean
median
probability
quartiles
regression
standard deviation
tree diagram
Venn diagrams