Per queue
Test = phone ends in an even digit, the half reps can see. Control = odd, never served. A row with 0 calls was never tested — its difference is chance, not calling. Exp is the average days each arm had to buy in; the two must match or the revenue gap is partly an exposure gap.
| Call type | Test aud | Control aud | Calls | Exp (d) | Test ₹ | Control ₹ | ₹/head test | ₹/head ctrl | Delta ₹ | ₹/call |
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