GCSE Module 1 Higher
- what you need to know

This is a list of all the topics that you need to know for Module 1 Higher. An idea of the grade level is given in brackets

Statistical Calculations

• Calculate the mean for a frequency distribution (D)
• Find the modal class for grouped data (D)
• Find the mean for grouped data (C)
• Find the median class for grouped data ©

Collecting Data

• Classify and know the difference between various types of data (D)
• Use a variety of different sampling methods (D)
• Design and use data collection sheets and questionnaires (D)
• Identify possible sources of bias in the design and use of data collection sheets and questionnaires (C)
• Use stratified sampling methods (A)

Representing Data

• Construct an ordered stem and leaf diagram (D)
• Construct a frequency diagram (D)
• Interpret a time series graph (D)
• Construct and interpret a cumulative frequency diagram (B)
• Use a cumulative frequency diagram to estimate the median and inter-quartile range (B)
• Construct and interpret a box plot (B)
• Compare two sets of data using box plots (B)
• Construct a time series and plot the moving averages (B)
• Use the trend line to estimate other values (B)
• Construct and interpret a histogram with unequal class intervals (A)

Scatter Graphs

• Draw a scatter graph by plotting points on a graph (D)
• Interpret the scatter graph (D)
• Draw a line of best fit on the scatter graph (D)
• Interpret the line of best fit (C)
• Identify the types and strength of the correlation (C)

Probability

• Use a two-way table to find a probability (D)
• Understand mutually exclusive outcomes (D)
• Use the fact that the probabilities of mutually exclusive outcomes add up to 1 (D)
• Use probability to estimate outcomes for a population (C)
• Use relative frequency to find probabilities (B)
• Complete a tree diagram (B)
• Understand dependent and independent outcomes (A)
• Use tree diagrams to find probabilities of successive independent events (A)
• Draw tree diagrams and use them to find probabilities of successive dependent events (A*)