For a paper on whether later school start times improve teen sleep, which source is most credible?

Two sources disagree about whether a city's new bike lane reduced crashes. Which one deserves more weight?

For a report on how a blood-pressure medicine affects patients, which source is the WEAKEST evidence?

For a paper on whether one town's tap water is safe to drink, which source is most credible?

For a paper on how an 1889 flood changed a town's building rules, which source is most credible?

Two studies of the same tutoring program reach opposite results. Which detail gives you the strongest reason to trust one of them?

Your question is what arguments lawmakers made when a 1998 bill passed. Which source is most credible?

A study finding that a running shoe prevents injuries was paid for by the shoe's manufacturer and written by its own research staff. What should a reader do first?

A page titled "7 signs your mattress is ruining your sleep" recommends one mattress and ends with a discount code for it. What is the page's main purpose?

A group funded by soda makers publishes a page at a .org address arguing that sugar taxes do not work. Which statement is accurate?

The principal who wrote a district's uniform policy publishes an editorial saying the policy succeeded. What does her position most change about how you use it?

A pamphlet urging a "yes" vote on a new stadium lists eight benefits and mentions no costs. Which propaganda technique is it using?

A magazine about new medicines is mailed free to doctors and paid for entirely by drug-company advertising. What is most useful for a reader to note?

A clinic brochure says 96% of its patients report satisfaction but never says how patients were chosen or how many replied. Which question most needs answering before you cite it?

A news story reports that a town's burglaries "doubled" last year but never gives the counts. What is the problem with the story?

An article recommending a diet lists five studies supporting it and leaves out three the author knew of that found no effect. What is the flaw?

A product page calls a blender "the quietest on the market" but never says what it was compared with or how loudness was measured. Which omission matters most?

A report's graph of test scores starts its vertical axis at 90 instead of 0, and the report never mentions this. Why does that matter?

An article on a proposed law quotes three supporters and no one who opposes it. What does a reader still need?

For a paper on what workers demanded during a 1936 mill strike, which source is primary?

For a paper on a scientist's 1970 experiment, which source is SECONDARY?

A 1975 editorial arguing against a new highway is a primary source for which research question?

A recording made in 2024 captures a woman describing her part in the 1936 mill strike. Which statement about the recording is accurate?

A student cites a 2022 magazine feature that quotes a monitoring station's 2019 instrument readings of a volcano. What kind of source is the feature, and what should the student do?

For a paper on how a district wrote its dress code, which source is primary?