Table 3.

Facebook advertisement engagement results.

Ad	Exposure, n		Engagement, n						Cost/opt in rate (US $)
	Reach	Impressions	Low			Medium		High (opt ins)
			Reactions	Link clicks	Page likes	Shares	Comments
A	7206	8972	83	81	6	16	9	34	5.10
Ba	10,556	12,569	221	131	11	44	6	81	1.99
C	8494	10,788	219	102	10	51	8	72	2.23
Ba	10,546	12,965	170	164	9	34	15	78	1.85
C	9326	11,944	173	113	10	37	13	55	2.64
D	6484	9235	238	121	10	35	8	61	1.86
B	6078	8091	94	116	3	35	13	48	1.89
E	4018	6293	195	126	10	22	5	60	1.51
Fa	4778	7262	194	176	9	26	19	82	1.10
F	4711	6313	151	134	10	33	11	60	1.73
G	3468	4530	141	75	7	23	5	35	2.53
Ha	3952	5519	179	138	14	31	9	60	1.47
H	4671	5987	189	110	14	25	13	43	2.45
Ia	4146	5472	171	114	22	23	8	50	1.89
J	3401	5067	184	88	4	17	15	44	2.12
Total	91,835	121,007	2602	1789	149	452	157	863	2.02

^aSignals the highest performing ad (generated the most opt ins/cost) that was subsequently used in the next ad campaign.