Pages: 447

5 - Statistics and Probability## XLatest Additions

250The Normal Distribution : Probabilities : Standardising Normal Variables

8128Continuous Random Variables : Expectation theory : Exam Question

8032Probability : Theoretical : Exam Question

7939Probability : Tree diagrams : Exam Question

7937Summarising data : Measures of location : Exam Question

7935Summarising data : Measures of location : Exam Question

7804Summarising data : Measures of dispersion : Exam timed O-test

7803The Normal Distribution : Probabilities : Exam timed O-test

7799Probability : Theoretical : Exam timed O-test

7758Summarising data : Measures of dispersion : Timed O-test

7751Probability : Theoretical : Timed O-test

7714The Normal Distribution : Probabilities : Timed O-test

7710Probability : Tree diagrams : Timed O-test

7709Probability : Venn diagrams : Timed O-test

7708Summarising data : Representation : Timed O-test 1

Symbols O-test

Symbols O-test 2

Random sampling

Stratified sampling

Matching O-test 3

Matching O-test 1

Matching O-test 2

Randomised Exam Q 2006

Creating a model

Matching O-test

Vocabulary O-test

Randomised Exam Q 2000

Randomised Exam Q 2006

Discrete v. continuous O-test

Mean

Mean of a frequency table

Mean of a grouped frequency table

Coding

Coding 2

Coding 3

Mean and median 2

Mean on a GDC

Mean on a GDC 2

Quartiles on a GDC

O-test 7

O-test 4

Randomised Exam Q 2000

Randomised Exam Q 2008

Randomised Exam Q 2011

Randomised Exam Q 2011

Calculate standard deviation

Variance

Standard deviation

Calculate standard deviation 2

Calculate standard deviation 3

Interquartile range

Skewness

Standard deviation on a GDC

Standard deviation on a GDC 2

Interquartile range on a GDC

Summary stats on a GDC

Skewness O-test

Timed O-test

Exam O-test 1

Exam O-test 2

Exam timed O-test

Randomised Exam Q 2000

Randomised Exam Q 2002

Randomised Exam Q 2006

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2010

Bar charts

Bar charts 2

Bar charts 3

Pie charts

Pie charts 2

Pie charts 3

Line graphs

Line graphs 2

Cumulative frequency graphs

Cumulative frequency graphs 2

Histograms

Histograms 2

Histograms 3

Randomised Exam Q 2008

Randomised Exam Q 2008

Box plots and outliers

Types of charts

Shapes of distributions

Histograms, scatter graphs

More about histograms

More about histograms 2

More about histograms 3

Stem and leaf diagrams

Stem and leaf diagrams 2

Stem and leaf diagrams 3

Stem and leaf diagrams 4

Outliers

Outliers 2

Box plots and outliers 2

Caffeine & finger tapping

Scatter graphs on a GDC

Box and whisker plots on a GDC

Timed O-test 1

Exam O-test 1

Exam O-test 2

Randomised Exam Q 2000

Randomised Exam Q 2000

Randomised Exam Q 2003

Randomised Exam Q 2004

Randomised Exam Q 2005

Randomised Exam Q 2005

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2009

Randomised Exam Q 2009

Randomised Exam Q 2009

Randomised Exam Q 2010

Birthdays

The Monty Hall problem

The spinner experiment

Another spinner experiment

The marbles experiment

Buffon's needle

Buffon's needle - extended

Finding an area

Birthdays - extended

The coin experiment

The coin and die experiment

The die and coin experiment

The roulette wheel experiment

The ball and urn experiment

The triangle experiment

A fair dice

Pack of cards

Counters

Ordering O-test 4

Conditional probability

Conditional probability 2

Conditional probability 3

Conditional probability 4

Conditional probability 5

Combining probabilities

Combining probabilities 2

Independent events

Independent events 2

Independent events 3

Mutually exclusive events

Mutually exclusive events 2

Exhaustive events

Memorise the formulae

O-test 9

Vocabulary O-test

Exam O-test 1

Exam O-test 2

Timed O-test

Exam timed O-test

Randomised Exam Q 2000

Randomised Exam Q 2000

Randomised Exam Q 2002

Randomised Exam Q 2002

Randomised Exam Q 2002

Randomised Exam Q 2003

Randomised Exam Q 2004

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2009

Randomised Exam Q 2009

Randomised Exam Q 2010

Conditional probability

Using tree diagrams

Using tree diagrams 2

Using tree diagrams 3

Using tree diagrams 4

Using tree diagrams 5

Using tree diagrams 6

Creating tree diagrams

Creating tree diagrams 2

Creating tree diagrams 3

Creating tree diagrams 4

Disease test

Lie detector tests

Timed O-test

O-test 5

O-test 6

O-test 7

O-test 8

Exam O-test 1

Exam O-test 2

Randomised Exam Q 2005

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2009

Randomised Exam Q 2010

Randomised Exam Q 2011

Randomised Exam Q 2014

2 set probabilities

3 set probabilities

3 set probabilities 2

2 set probabilities 3

2 set probabilities 2

2 set probabilities 4

3 set probabilities 3

2 sets

3 sets

Mutually exclusive events

Complementary events

Construct a 3 set diagram

Timed O-test

O-test 5

O-test 6

O-test 7

O-test 8

Exam O-test 1

Randomised Exam Q 2000

Randomised Exam Q 2005

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

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Randomised Exam Q 2008

Randomised Exam Q 2010

Example 1

Probability distributions

Cumulative distribution

Example 2

Example 3

Example 4

Probabilities

Find the distribution

Exam O-test

Randomised Exam Q 2000

Randomised Exam Q 2001

Randomised Exam Q 2008

Randomised Exam Q 2008

Fairground game

Fairground game 2

Exam O-test 1

Randomised Exam Q 2005

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2009

Calculate probabilities 3

Visualise a(x + b) Pdf

Visualise a(b - x) Pdf

Visualise Quadratic Pdf

Visualise Simple Cubic Pdf

Visualise Composite Pdf

Verify a PDF

Verify a PDF 2

Calculate probabilities

Calculate probabilities 2

Mean

Mean 2

Mean 3

Mean 4

Variance

Variance 2

PDFs using a GDC

O-test

Randomised Exam Q 2000

Calculate the median 4

Calculate the median 3

Calculate the median

Calculate the median 2

Visualise the median

Visualise the median 2

Visualise the median 3

Find the median using a GDC

O-test

Randomised Exam Q 2008

Calculate the mode

Visualise the mode

Calculate the mode 2

Calculate the quartiles

Visualise the quartiles

Visualise the quartiles 2

Visualise the quartiles 3

Expectation of a function of X

Expectation of a function of X 2

Expectation of a function of X 3

Expectation of a function of X 4

Variance of a function of X

Variance of a function of X 2

Variance of a function of X 3

Variance of a function of X 4

Exam O-test 2

Randomised Exam Q 2009

Randomised Exam Q 2014

Finding probabilities 4

Finding probabilities 3

Binomial probabilities

Binomial probabilities 2

Mean and variance

Finding probabilities

Expectation and variance - proofs

Expectation

Probabilities using a GDC 2

Probabilities using a GDC

Exam O-test

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Paper, stone, scissors

Spinning a coin

Hurricanes

Age groups

Rolling dice

December births

Typing errors

Exam O-test

Randomised Exam Q 2000

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2014

The quincunx

The Galton board

The Galton board 2

Binomial coin experiment

Standardising Normal Variables

Standardising Practice

Finding the variance

Finding x values 2

Finding probabilities 4

Finding probabilities 3

Finding probabilities 2

Mean and variance 2

Finding probabilities

Finding z probabilities

Finding z probabilities 2

Finding z probabilities 4

Finding z probabilities 5

Finding z probabilities 6

Finding z probabilities 7

Finding z probabilities 8

Finding z probabilities 9

Find z values 1

Find z values 2

Find z values 3

Find z values 4

Find z values 5

Find z values 6

Finding x values 1

Finding the mean 1

Finding the mean 2

Mean and variance 1

Mean and variance 3

Probabilities using a GDC 3

Probabilities using a GDC 2

Probabilities using a GDC

O-test 1

Timed O-test

O-test 2

O-test 3

O-test 4

Exam O-test

Exam timed O-test

Randomised Exam Q 2001

Randomised Exam Q 2001

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2009

Heights

Engine component

Nails

Light bulbs

Weights

Ball-bearings

Journey times

Car wiper blades

Garage repairs

Soft drinks

Batteries

Beer

Sweets

Army recruits

Motorway speeds

O-test

Exam O-test 1

Exam O-test 2

Exam O-test 3

Randomised Exam Q 2000

Randomised Exam Q 2000

Randomised Exam Q 2002

Randomised Exam Q 2002

Randomised Exam Q 2002

Randomised Exam Q 2003

Randomised Exam Q 2003

Randomised Exam Q 2004

Randomised Exam Q 2006

Randomised Exam Q 2006

Randomised Exam Q 2007

Randomised Exam Q 2007

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2008

Randomised Exam Q 2009

Randomised Exam Q 2010

Normal Distribution Graph

Theoretical and experimental

Mindmap

Glossary and quiz