Conquer
The
Academy
Welcome
back
Skip to content
Conquer
YOUR A LEVELS
Subjects
C
Cambridge
E
Pearson Edexcel
AQA
AQA
OCR
OCR
Competitive
Study space
Mistake Bank
AI Marking
Log in
Create free account
Study space
Mistake Bank
AI Marking
Subjects
C
Cambridge
E
Pearson Edexcel
AQA
AQA
OCR
OCR
Competitive
Log in
Create free account
Revision Notes
Practice Questions
Topical Past Paper Questions
Past Papers
Resources
Revision Notes
Practice Questions
Topical Past Paper Questions
Past Papers
Probability & Statistics 2
/
Sampling
Contents
Sample means of discrete distributions
Contents
All chapters
Mathematics · 9709
Probability & Statistics 2
Chapter 05 · Sampling
Sampling Distributions
Sample means of discrete distributions
01
Hypothesis testing
Hypothesis Test Foundations
2
Hypotheses and significance
One-tailed and two-tailed tests
Hypothesis Test Methods
2
Exact binomial hypothesis tests
Normal approximations in hypothesis tests
Errors in Hypothesis Tests
1
Type I and Type II errors
02
The Poisson distribution
Poisson Model and Probabilities
1
The Poisson formula and scaling λ
Poisson Approximations
2
Poisson approximation to binomial
Normal approximation to Poisson
Poisson Hypothesis Tests
1
Hypothesis testing with the Poisson
03
Linear combinations of random variables
Mean and Variance Rules
1
The two rules of combining
Distribution Results
2
Combining normal distributions
Combining Poisson distributions
04
Continuous random variables
Density and Probability
2
PDFs and probability as area
Median, quartiles and percentiles
Moments of a Continuous Variable
1
Mean and variance of a continuous random variable
05
Sampling
Sampling Process
1
Sampling, bias and random numbers
Sampling Distributions
2
The distribution of the sample mean
Sample means of discrete distributions
06
Estimation
Point Estimation
1
Unbiased estimates of mean and variance
Population Mean Testing
1
Hypothesis tests for a population mean
Confidence Intervals
2
Confidence interval for a mean
Confidence interval for a proportion
Search resources