What do the terciles and quintiles represent in Opticks Numeris?

Please note that the details below correspond to Opticks Numeris 2019 variables and are subject to change.

Terciles

Tercile bands are used to categorize media usage. They are broken out by light, medium and heavy usage. The table below shows the usage that corresponds to each tercile band.

 


Light


Medium


Heavy

TV (avg. week)

0.08 – 12.50 hrs

12.50 – 28.00

28.00+hrs

Magazine (avg. day)

3 – 30 mins

30 – 60 mins

60+ mins

Internet (avg. day)

1 – 141 mins

141 - 281 mins

282+ mins

Daily Newspaper (avg. week)

1-120 mins

12 – 315 mins

315+ mins

Community Newspaper (avg. issue)

1 – 20 mins

20 – 30 mins

30+ mins

Radio (avg. week)

0.00 – 3.75 hrs

4.00 – 13.0 hrs

13.25+

 

Quintiles

Terciles are further broken down to quintile bands, which provide a more granular level of media usage. The table below shows the usage that corresponds to each quintile band.

 


Light


Medium/
Light


Medium


Medium/
Heavy


Heavy

TV
(avg. week)

5 – 450
mins

450 – 900
mins

900 – 1,470
mins

1,470 – 2,175
mins

2,175+
mins

Magazine
(avg. day)

3 – 15
mins

15 – 30
mins

30 – 45
mins

45 – 60
mins

60+
mins

Internet
(avg. day)

1 -93
mins

93 – 167
mins

167 – 249
mins

249 – 360
mins

360+
mins

Daily Newspaper (avg. week)

1 – 60
mins

60 – 150
mins

 150 – 270
mins

270 – 450
mins

450+
mins

Community Newspaper
(avg. issue)

1 – 15
mins

15 – 25
mins

25 – 30
mins

30 – 60
mins

60+
mins

Radio
(avg. week)

1 – 75
mins

90 - 315
mins

330 – 615
mins

630 – 1,335
mins

1,350+
mins

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