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Corroborate Information Across Sources
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Praxis Core
PW.169 Corroborate Information Across Sources
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A writer wants to claim that a school nutrition campaign reduced sugary-drink consumption. Cafeteria sales fell, but vending-machine purchases were not tracked. Which step best corroborates the claim?
A
Seek affiliated or additional consumption data, including vending-machine or survey evidence, before claiming total sugary-drink consumption decreased. Treat agreement within the same organization as independent confirmation of the claim.
B
Use cafeteria sales because they are the only available numbers.
C
Seek independent or additional consumption data, including vending-machine or survey evidence, before claiming total sugary-drink consumption decreased.
D
Change the claim to say students became healthier without adding evidence.
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