Operational reading

A monthly summary counted 120 equipment checks in May and 150 in June. June had more working days, so the report also compared checks per working day. That adjusted comparison showed a smaller increase than the monthly totals. The author warned that the figures described recorded checks, not the quality of every check.

Drill 13

Which claim is supported?

A Every June check was better than every May check. B Recorded checks increased, but their quality cannot be inferred from the totals. C No comparison between the months was possible. D The increase disappeared completely after adjustment.

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Operational reading

Which claim is supported?

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