Rocket man guesstimates

Day |Clicks |Impr. |Cost

6 May |55 |214 |$12.73

7 May |52 |186 |$11.93

107 / 400 = 0.2675 = CTR 26.8 %
(11.93 + 12.73) / 107 = 0.230 = CPC $0.23

Clicks
(200 – 125.62) / 0.23 = 323
Total clicks = 443 + 323 = 766
Estimated total clicks = 766

CPC
200 / 766 = 0.261
Estimated Avg. CPC = $0.26

CTR
Let’s say that CTR will continue to be close to the 25% mark.
766 / (3939 + 323 / 0.25) = 14.64 %

Estimated CTR = 14.64 %