Supervisor Hancock Cook urges caution on charts, sample size and AI when evaluating county data

Jan 7, 2026

Supervisor Hancock Cook told the Winnebago County Board to scrutinize axes, sample sizes and hypotheses behind charts, urged use of confidence intervals and recommended staff and Forward Analytics as resources for data evaluation.

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At its meeting, the Winnebago County Board heard a presentation from Supervisor Hancock Cook urging officials to scrutinize data presentations for readability, sample size, statistical significance and bias.

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