This unit is expiring
The expiry date of this unit is 31/07/2026.

### Overview

Framework:
Level:
Level 3
Unit No:
QU007442
Credits:
3
Guided learning hours:
Not available

• GD3-Application of skills
• GD4-Use of information
• GD5-Communication and presentation
• GD7-Quality

### Unit Learning Outcomes

1

Be able to organise and present data.

#### Assessment Criteria

• 1.1
Identify data as qualitative, quantitative, discrete or continuous.
• 1.2
Select the dominant features of data and suggest plausible interpretations.
• 1.3
Construct suitable charts and diagrams including histograms and line graphs with suitable scales, state the advantages and disadvantages of a wide range of diagrams.

2

Know how to calculate and use averages.

#### Assessment Criteria

• 2.1
Calculate the mean, median and mode of grouped data.
• 2.2
Choose an appropriate average and justify the choice (e.g. Exam marks

- mean; Exam grades - median; qualitative data - mode.

3

Know how to calculate and use measures of spread.

#### Assessment Criteria

• 3.1
Calculate standard deviation of raw data and grouped data.
• 3.2
Use mean and standard deviation to compare different data sets.

4

Be able to use bivariate data.

#### Assessment Criteria

• 4.1
Calculate a coefficient of correlation (e.g. Spearman or Product moment).
• 4.2
Make statements about the possible causal relationship between variables with strong correlation.

5

Be able to calculate probability.

#### Assessment Criteria

• 5.1
Calculate the probability of combined events.
• 5.2
Construct tree diagrams and use them to solve problems involving combined events.
• 5.3
Identify events which are independent or mutually exclusive.