Cambridge Technical L3 Unit 7

What is data analysis?

• A series of steps that transforms the data collected into a model that can be used to support decision making

• A sequence of cleaning that transforms the data collected

  into a model that can be used to support decision making

• A series of steps that creates charts and graphs that can be used to support decision making

• A series of steps that transforms the bogus data collected

  into a model that can be used to support decision making

Investigate information requirements

• Stage 1

• Stage 2

• Stage 4

• Stage 6

________ involve recording what is happening

• Observations

• Market share

• Charts

• Tables of data

Qualitative

• information which includes descriptions, opinions,

  attitudes and views

• factual, often numerical, information.

Unstructured data

• data that is not organised

• data that is organised

Responses from an interview may be recorded as an audio fi le, but typed into a written document.

• Transcribed

• Transduced

• Transformed

• Transorted

The process of searching for, and examining, data held in large databases.

• Mining

• Milling

• Mowing

• Cleaning

Once collected and organised, the data needs to be _____ in an appropriate place.

• stored

• analysed

• cleansed

• deleted

Turning data into a form that can be used to present results.

• Data manipulation

• Data scrubbing

• Data analysing

• Data collecting

When the manipulation of the data is complete, the results need to be _____ in an appropriate format

• Presented

• Typed up

• Coverted

• Saved