Handle the dual-axis exec call
Select a defensible repair when dual axes imply a relationship the data has not earned.
Two lines rise together. Two scales made the pattern easy to overread. What should Omar do before the room turns the chart into a causal claim? Say the chart shows timing, not causation, and ask to split the series into aligned panels while relationship is tested separately. Correct. This names the unsupported inference and chooses a repair matched to the question. Keep the chart and add a note that the two y-axes use different units. Weaker. A note improves transparency, but the visual alignment still invites slope and causality comparisons. Change the colors so the two lines feel less connected.…
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