##### Edexcel Statistics S1 Tuition

**Mathematical models in probability and statistics**

The basic ideas of mathematical modelling as applied in probability and statistics.

**Representation and summary of data**

Histograms, stem and leaf diagrams, box plots.

Measures of location — mean, median, mode.

Measures of dispersion — variance, standard deviation, range and interpercentile ranges.

Skewness.

Concepts of outliers.

**Probability**

Elementary probability.

Sample space.

Exclusive and complementary events.

Conditional probability.

Independence of two events.

Sum and product laws.

**Correlation and regression**

Scatter diagrams.

Linear regression.

Explanatory (independent) and response (dependent) variables.

Applications and interpretations.

The product moment correlation coefficient, its use, interpretation and limitations.

**Discrete random variables**

The concept of a discrete random variable.

The probability function and the cumulative distribution function for a discrete random variable.

Mean and variance of a discrete random variable.

The discrete uniform distribution.

**The Normal distribution**

The Normal distribution including the mean, variance and use of tables of the cumulative distribution

function.

For more information on Statistic S1 Tuition in Bristol please contact me