Show:
Describing sampling methods
Describing data types
Evaluating data types
100

Students recorded a timed race between the shortest and tallest person. 

Observation

100
Data that uses words
What is qualitative data
100
Tends to be more reliable as it can easily be replicated
What is an advantage of quantitative data
200

 Garikai's dad has a drinking problem and has decided he wants to put his life together. He joins the Alcoholics Anonymous  group at the corner of Partridge and Ebony Street in the St. Martin Area 

Focus Group

200
Data that uses numbers
What is quantitative data
200
It is more valid because participants can say what they really think
What is an advantage of qualitative data
300

Enrique was fighting with Joshua at break time and the Vice Principal Mr. Uh wanted to enquire about what transpired between these two students. He calls them to the office on an individual basis and asks questions about the fight. 

Interview 

300
Data that comes in categories
What is nominal data
300
It can take a lot longer to analyse
What is a disadvantage of qualitative data
400

Students in 3V are going on a trip to either San Pedro or Hopkins for their annual retreat. Mr Katsere is asking which one is their preferred destination:  Hopkins or San Pedro  

Survey

400
Data that is on some form of scale - often a ranked scaled
What is ordinal data
400
Participants can be forced to choose an answer that may not represent their views. This reduces validity.
What is a disadvantage of quantitative data
500

On the 28th of September, Nazarene High School will be voting for the Students Council which includes the President, Vice President, Secretary, and PRO. Ms. Sanker has put up a booth for students to vote. 

Polling 

500
Data that comes from raw measurements
What is interval data
500
It is very easy to analyse and can be summerised and represented in a variety of ways
What is an advantage of quantitative data